{"id":68,"date":"2019-10-02T13:54:12","date_gmt":"2019-10-02T13:54:12","guid":{"rendered":"http:\/\/talib.pk\/test-preparation\/?p=68"},"modified":"2020-09-15T16:30:23","modified_gmt":"2020-09-15T11:30:23","slug":"1st-year-physics-chapter-07-oscillations-mcqs-with-answers","status":"publish","type":"post","link":"https:\/\/talib.pk\/test-preparation\/1st-year-physics-chapter-07-oscillations-mcqs-with-answers\/","title":{"rendered":"Physics 1st Year Chapter 07 Oscillations MCQs with Answers"},"content":{"rendered":"<div class=\"28d95f43054b69d67289d6316e9506d8\" data-index=\"1\" style=\"float: none; margin:12px 0 12px 0; text-align:center;\">\n<script async src=\"\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script>\r\n<!-- talib-new -->\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block\"\r\n     data-ad-client=\"ca-pub-3438155045791616\"\r\n     data-ad-slot=\"6774242552\"\r\n     data-ad-format=\"auto\"><\/ins>\r\n<script>\r\n(adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\n<\/div>\n<p>Check out the Physics 1st Year Chapter 07 Oscillations MCQs with Answers here. This chapter is about Oscillations. The to and fro motion of a body about its mean position is called Oscillatory Motion. This chapter is about the oscillations of a body and its properties. The first important thing about Oscillations is Simple Harmonic Motion (SHM). It includes Instantaneous displacement and amplitude of vibration, Time Period, Frequency, and Angular Frequency of body performing SHM. Horizontal Mass Spring System and Simple Pendulum are good experiments for Oscillations. Resonance is an important term described in the chapter. Some of the oscillations are Damped. These are expressed in this chapter with detail.\u00a0 So, get the important MCQs of this chapter here online.<\/p>\n<h2 style=\"text-align: center;\">Physics 1st Year Chapter 07 Oscillations MCQs with Answers<\/h2>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"size-full wp-image-384 aligncenter\" src=\"https:\/\/talib.pk\/test-preparation\/wp-content\/uploads\/2019\/10\/Physics-1st-Year-MCQs-2.jpg\" alt=\"Physics 1st Year Chapter 07 Oscillations MCQs with Answers\" width=\"300\" height=\"300\" srcset=\"https:\/\/talib.pk\/test-preparation\/wp-content\/uploads\/2019\/10\/Physics-1st-Year-MCQs-2.jpg 300w, https:\/\/talib.pk\/test-preparation\/wp-content\/uploads\/2019\/10\/Physics-1st-Year-MCQs-2-150x150.jpg 150w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<div class=\"box info  alignleft\" style=\"width:100%\"><div class=\"box-inner-block\"><i class=\"fa tie-shortcode-boxicon\"><\/i>\n\t\t\t\n<div class=\"lightbulb tie-list-shortcode\">\n<ul>\n<li>Simple Harmonic Motion (SHM)<\/li>\n<li>SHM and Uniform Circular Motion<\/li>\n<li>Phase<\/li>\n<li>Horizontal Mass Spring System<\/li>\n<li>Simple Pendulum<\/li>\n<li>Energy Conservation in SHM<\/li>\n<li>Free and Forced Oscillations<\/li>\n<li>Resonance<\/li>\n<li>Damped Oscillations<\/li>\n<li>Sharpness of Resonance<\/li>\n<\/ul>\n<\/div>\n\t\t\t<\/div><\/div>\n<p>&nbsp;<\/p>\n<p><strong><span style=\"color: #ff6600;\">Question#1<\/span>. In vibratory motion:<\/strong><\/p>\n<ul>\n<li>P.E remains constant<\/li>\n<li>K.E remains constant<\/li>\n<li>Total energy remains constant<\/li>\n<li>Total momentum remains constant<\/li>\n<\/ul>\n<div class=\"clear\"><\/div><div class=\"toggle close\"><h3 class=\"toggle-head-open\">Answer<i class=\"fa fa-angle-up\"><\/i><\/h3><h3 class=\"toggle-head-close\">Answer<i class=\"fa fa-angle-down\"><\/i><\/h3><div class=\"toggle-content\">\n\t\t\t<strong>Total energy remains constant<\/strong>\n\t\t\t<\/div><\/div>\n<p><strong><span style=\"color: #ff6600;\">Question#2<\/span>. The waveform of S.H.M. is?<\/strong><\/p>\n<ul>\n<li>Standing wave<\/li>\n<li>Sine wave<\/li>\n<li>Square wave<\/li>\n<li>Rectangular waves<\/li>\n<\/ul>\n<div class=\"clear\"><\/div><div class=\"toggle close\"><h3 class=\"toggle-head-open\">Answer<i class=\"fa fa-angle-up\"><\/i><\/h3><h3 class=\"toggle-head-close\">Answer<i class=\"fa fa-angle-down\"><\/i><\/h3><div class=\"toggle-content\">\n\t\t\t<strong>Sinewave<\/strong>\n\t\t\t<\/div><\/div>\n<p><strong><span style=\"color: #ff6600;\">Question#3<\/span>. If the spring constant is halved then the new constant will be?<br \/>\n<\/strong><\/p>\n<ul>\n<li>3k<\/li>\n<li>2k<\/li>\n<li>4k<strong><br \/>\n<\/strong><\/li>\n<li>k\/2<\/li>\n<\/ul>\n<div class=\"clear\"><\/div><div class=\"toggle close\"><h3 class=\"toggle-head-open\">Answer<i class=\"fa fa-angle-up\"><\/i><\/h3><h3 class=\"toggle-head-close\">Answer<i class=\"fa fa-angle-down\"><\/i><\/h3><div class=\"toggle-content\">\n\t\t\t<strong>4k<\/strong>\n\t\t\t<\/div><\/div>\n<p><strong><span style=\"color: #ff6600;\">Question#4.<\/span> In S.H.M. the velocity of a particle is maximum at?<\/strong><\/p>\n<ul>\n<li>Mean position<strong><br \/>\n<\/strong><\/li>\n<li>Extreme position<\/li>\n<li>The middle between mean and extreme position on the right side<\/li>\n<li>The middle between mean and extreme position on the left side<\/li>\n<\/ul>\n<div class=\"clear\"><\/div><div class=\"toggle close\"><h3 class=\"toggle-head-open\">Answer<i class=\"fa fa-angle-up\"><\/i><\/h3><h3 class=\"toggle-head-close\">Answer<i class=\"fa fa-angle-down\"><\/i><\/h3><div class=\"toggle-content\">\n\t\t\t<strong>Mean position<\/strong>\n\t\t\t<\/div><\/div>\n<p><strong><span style=\"color: #ff6600;\">Question#5<\/span>. The acceleration of a projection on the diameter of a particle moving along a circle is?<\/strong><\/p>\n<ul>\n<li>\u03c9<sup>2<\/sup>x<\/li>\n<li>\u03c9x<sup>2<\/sup><\/li>\n<li>&#8211; \u03c9<sup>2<\/sup>x<\/li>\n<li>&#8211; \u03c9x<sup>2<\/sup><\/li>\n<\/ul>\n<div class=\"clear\"><\/div><div class=\"toggle close\"><h3 class=\"toggle-head-open\">Answer<i class=\"fa fa-angle-up\"><\/i><\/h3><h3 class=\"toggle-head-close\">Answer<i class=\"fa fa-angle-down\"><\/i><\/h3><div class=\"toggle-content\">\n\t\t\t<strong>&#8211;<\/strong> <strong>\u03c9<sup>2<\/sup>x<\/strong>\n\t\t\t<\/div><\/div>\n<p><strong><span style=\"color: #ff6600;\">Question#6<\/span>. The total energy of a body executing S.H.M. is directly proportional to?<\/strong><\/p>\n<ul>\n<li>The square root of amplitude<\/li>\n<li>The amplitude<\/li>\n<li>Reciprocal of amplitude<\/li>\n<li>Square of amplitude<\/li>\n<\/ul>\n<div class=\"clear\"><\/div><div class=\"toggle close\"><h3 class=\"toggle-head-open\">Answer<i class=\"fa fa-angle-up\"><\/i><\/h3><h3 class=\"toggle-head-close\">Answer<i class=\"fa fa-angle-down\"><\/i><\/h3><div class=\"toggle-content\">\n\t\t\t<strong>Square of amplitude<\/strong>\n\t\t\t<\/div><\/div>\n<p><strong><span style=\"color: #ff6600;\">Question#7<\/span>. The time period of a second\u2019s pendulum is?<\/strong><\/p>\n<ul>\n<li>4 seconds<\/li>\n<li>3 seconds<\/li>\n<li>2 seconds<\/li>\n<li>6 seconds<\/li>\n<\/ul>\n<div class=\"clear\"><\/div><div class=\"toggle close\"><h3 class=\"toggle-head-open\">Answer<i class=\"fa fa-angle-up\"><\/i><\/h3><h3 class=\"toggle-head-close\">Answer<i class=\"fa fa-angle-down\"><\/i><\/h3><div class=\"toggle-content\">\n\t\t\t<strong>2 seconds<\/strong>\n\t\t\t<\/div><\/div>\n<p><strong><span style=\"color: #ff6600;\">Question#8<\/span>. The length of a simple pendulum on the surface of Earth is 1m, its length on the surface of the moon, where g is 1\/6<sup>th<\/sup> value of g on the earth is?<br \/>\n<\/strong><\/p>\n<ul>\n<li>Remain the same<\/li>\n<li>6m<\/li>\n<li>1\/6m<\/li>\n<li>1\/36m<\/li>\n<\/ul>\n<div class=\"clear\"><\/div><div class=\"toggle close\"><h3 class=\"toggle-head-open\">Answer<i class=\"fa fa-angle-up\"><\/i><\/h3><h3 class=\"toggle-head-close\">Answer<i class=\"fa fa-angle-down\"><\/i><\/h3><div class=\"toggle-content\">\n\t\t\t<strong>1\/6m<\/strong>\n\t\t\t<\/div><\/div>\n<p><strong><span style=\"color: #ff6600;\">Question#9<\/span>. If the length of a pendulum becomes four times, then its time period will become?<\/strong><\/p>\n<ul>\n<li>Four times<\/li>\n<li>Six times<\/li>\n<li>Eight times<strong><br \/>\n<\/strong><\/li>\n<li>Two times<\/li>\n<\/ul>\n<div class=\"clear\"><\/div><div class=\"toggle close\"><h3 class=\"toggle-head-open\">Answer<i class=\"fa fa-angle-up\"><\/i><\/h3><h3 class=\"toggle-head-close\">Answer<i class=\"fa fa-angle-down\"><\/i><\/h3><div class=\"toggle-content\">\n\t\t\t<strong>Two times<\/strong>\n\t\t\t<\/div><\/div>\n<p><strong><span style=\"color: #ff6600;\">Question#10<\/span>. Is the force responsible for the vibratory motion of the simple pendulum is?<\/strong><\/p>\n<ul>\n<li>mg cos \u03b8<\/li>\n<li>mg sin \u03b8<\/li>\n<li>mg tan \u03b8<\/li>\n<li>mg<\/li>\n<\/ul>\n<div class=\"clear\"><\/div><div class=\"toggle close\"><h3 class=\"toggle-head-open\">Answer<i class=\"fa fa-angle-up\"><\/i><\/h3><h3 class=\"toggle-head-close\">Answer<i class=\"fa fa-angle-down\"><\/i><\/h3><div class=\"toggle-content\">\n\t\t\t<strong>mg cos \u03b8<\/strong>\n\t\t\t<\/div><\/div>\n<p><strong><span style=\"color: #ff6600;\">Question#11<\/span>. The tension in the string of simple pendulum is?<\/strong><\/p>\n<ul>\n<li>Constant<\/li>\n<li>Maximum at the extreme position<\/li>\n<li>Maximum at the mean position<\/li>\n<li>Zero at the mean position<\/li>\n<\/ul>\n<div class=\"clear\"><\/div><div class=\"toggle close\"><h3 class=\"toggle-head-open\">Answer<i class=\"fa fa-angle-up\"><\/i><\/h3><h3 class=\"toggle-head-close\">Answer<i class=\"fa fa-angle-down\"><\/i><\/h3><div class=\"toggle-content\">\n\t\t\t<strong>Maximum at the mean position<\/strong>\n\t\t\t<\/div><\/div>\n<p><strong><span style=\"color: #ff6600;\">Question#12<\/span>. The wave produced in the microwave oven has a wavelength of?<\/strong><\/p>\n<ul>\n<li>12 m<\/li>\n<li>1.2 cm<\/li>\n<li>12cm<\/li>\n<li>12 \u03bcm<\/li>\n<\/ul>\n<div class=\"clear\"><\/div><div class=\"toggle close\"><h3 class=\"toggle-head-open\">Answer<i class=\"fa fa-angle-up\"><\/i><\/h3><h3 class=\"toggle-head-close\">Answer<i class=\"fa fa-angle-down\"><\/i><\/h3><div class=\"toggle-content\">\n\t\t\t<strong>12cm<\/strong>\n\t\t\t<\/div><\/div>\n<p><strong><span style=\"color: #ff6600;\">Question#13<\/span>. The SI unit of force constant is identical to that of?<\/strong><\/p>\n<ul>\n<li>Force<\/li>\n<li>Pressure<\/li>\n<li>Surface tension<\/li>\n<li>Loudness<\/li>\n<\/ul>\n<div class=\"clear\"><\/div><div class=\"toggle close\"><h3 class=\"toggle-head-open\">Answer<i class=\"fa fa-angle-up\"><\/i><\/h3><h3 class=\"toggle-head-close\">Answer<i class=\"fa fa-angle-down\"><\/i><\/h3><div class=\"toggle-content\">\n\t\t\t<strong>Surface tension<\/strong>\n\t\t\t<\/div><\/div>\n<p><strong><span style=\"color: #ff6600;\">Question#14<\/span>. When the amplitude of an SHM becomes double, its energy becomes?<\/strong><\/p>\n<ul>\n<li>Double<\/li>\n<li>Four times<\/li>\n<li>One half<\/li>\n<li>None time<\/li>\n<\/ul>\n<div class=\"clear\"><\/div><div class=\"toggle close\"><h3 class=\"toggle-head-open\">Answer<i class=\"fa fa-angle-up\"><\/i><\/h3><h3 class=\"toggle-head-close\">Answer<i class=\"fa fa-angle-down\"><\/i><\/h3><div class=\"toggle-content\">\n\t\t\t<strong>Four times<\/strong>\n\t\t\t<\/div><\/div>\n<p><strong><span style=\"color: #ff6600;\">Question#15<\/span>. A simple pendulum suspended from the ceiling of a lift has a time period T when the lift is at rest. When the lift falls freely than its:<\/strong><\/p>\n<ul>\n<li>Time period becomes zero<\/li>\n<li>Acceleration becomes zero<\/li>\n<li>Vibration is stopped<\/li>\n<li>Frequency becomes infinity<\/li>\n<\/ul>\n<div class=\"clear\"><\/div><div class=\"toggle close\"><h3 class=\"toggle-head-open\">Answer<i class=\"fa fa-angle-up\"><\/i><\/h3><h3 class=\"toggle-head-close\">Answer<i class=\"fa fa-angle-down\"><\/i><\/h3><div class=\"toggle-content\">\n\t\t\t<strong>Vibration is stopped<\/strong>\n\t\t\t<\/div><\/div>\n<p><strong><span style=\"color: #ff6600;\">Question#16<\/span>. The energy of SMH is maximum at?<\/strong><\/p>\n<ul>\n<li>Mean position<\/li>\n<li>Extreme position<\/li>\n<li>In between mean and extreme<\/li>\n<li>All position during SHM<\/li>\n<\/ul>\n<div class=\"clear\"><\/div><div class=\"toggle close\"><h3 class=\"toggle-head-open\">Answer<i class=\"fa fa-angle-up\"><\/i><\/h3><h3 class=\"toggle-head-close\">Answer<i class=\"fa fa-angle-down\"><\/i><\/h3><div class=\"toggle-content\">\n\t\t\t<strong>All position during SHM<\/strong>\n\t\t\t<\/div><\/div>\n<p><strong><span style=\"color: #ff6600;\">Question#17<\/span>. If a hollow bob of a simple pendulum be filled with mercury that drains out slowly, its time period?<\/strong><\/p>\n<ul>\n<li>Increase continuously<\/li>\n<li>Decreases continuously<\/li>\n<li>Remain the same<\/li>\n<li>First increases then decrease<\/li>\n<\/ul>\n<div class=\"clear\"><\/div><div class=\"toggle close\"><h3 class=\"toggle-head-open\">Answer<i class=\"fa fa-angle-up\"><\/i><\/h3><h3 class=\"toggle-head-close\">Answer<i class=\"fa fa-angle-down\"><\/i><\/h3><div class=\"toggle-content\">\n\t\t\t<strong>First increases then decrease<\/strong>\n\t\t\t<\/div><\/div>\n<p><strong><span style=\"color: #ff6600;\">Question#19<\/span>. The displacement of SHM is written as x = x<sub>0<\/sub> sin\u03c9t. If displacement is written by x = x<sub>0 <\/sub>cos \u03c9t then phase constant will be equal to?<\/strong><\/p>\n<ul>\n<li>0\u00b0<\/li>\n<li>45\u00b0<\/li>\n<li>90\u00b0<\/li>\n<li>180\u00b0<\/li>\n<\/ul>\n<div class=\"clear\"><\/div><div class=\"toggle close\"><h3 class=\"toggle-head-open\">Answer<i class=\"fa fa-angle-up\"><\/i><\/h3><h3 class=\"toggle-head-close\">Answer<i class=\"fa fa-angle-down\"><\/i><\/h3><div class=\"toggle-content\">\n\t\t\t<strong>90\u00b0<\/strong>\n\t\t\t<\/div><\/div>\n<p><strong><span style=\"color: #ff6600;\">Question#20<\/span>. For what displacement the P.E of SHM becomes \u00bc of its maximum value?<\/strong><\/p>\n<ul>\n<li>x = x<sub>0<\/sub><\/li>\n<li>x = x<sub>0<\/sub>\/2<\/li>\n<li>x = x<sub>0<\/sub>\/4<\/li>\n<li>x = x<sub>0<\/sub><sup>2<\/sup>\/2<\/li>\n<\/ul>\n<div class=\"clear\"><\/div><div class=\"toggle close\"><h3 class=\"toggle-head-open\">Answer<i class=\"fa fa-angle-up\"><\/i><\/h3><h3 class=\"toggle-head-close\">Answer<i class=\"fa fa-angle-down\"><\/i><\/h3><div class=\"toggle-content\">\n\t\t\t<strong>x = x<sub>0<\/sub>\/2<\/strong>\n\t\t\t<\/div><\/div>\n<p><strong><span style=\"color: #ff6600;\">Question#21<\/span>. K.E and P.E of a spring-mass system executing SHM become equal at with displacement? (A being the amplitude).<\/strong><\/p>\n<ul>\n<li>\u00b1 \u221a2A<\/li>\n<li>\u00b11\/ \u221a2 A<\/li>\n<li>\u00b1 1\/2A<\/li>\n<li>1\/ \u221a2 A<\/li>\n<\/ul>\n<div class=\"clear\"><\/div><div class=\"toggle close\"><h3 class=\"toggle-head-open\">Answer<i class=\"fa fa-angle-up\"><\/i><\/h3><h3 class=\"toggle-head-close\">Answer<i class=\"fa fa-angle-down\"><\/i><\/h3><div class=\"toggle-content\">\n\t\t\t<strong>\u00b11\/<\/strong> <strong>\u221a2 A<\/strong>\n\t\t\t<\/div><\/div>\n<p><strong><span style=\"color: #ff6600;\">Question#22<\/span>. Which one does not work according to resonance?<\/strong><\/p>\n<ul>\n<li>T.V<\/li>\n<li>Radio<\/li>\n<li>Microwave oven<\/li>\n<li>Bulb<\/li>\n<\/ul>\n<div class=\"clear\"><\/div><div class=\"toggle close\"><h3 class=\"toggle-head-open\">Answer<i class=\"fa fa-angle-up\"><\/i><\/h3><h3 class=\"toggle-head-close\">Answer<i class=\"fa fa-angle-down\"><\/i><\/h3><div class=\"toggle-content\">\n\t\t\t<strong>Bulb<\/strong>\n\t\t\t<\/div><\/div>\n<p><strong><span style=\"color: #ff6600;\">Question#23<\/span>. Which of the given equation is correct in SHM?<\/strong><\/p>\n<ul>\n<li>T.E = \u00bd kx<sub>0<\/sub><sup>2<\/sup><\/li>\n<li>T.E\u00a0 = K.E<sub>max<\/sub><\/li>\n<li>T.E = P.E<sub>max<\/sub><\/li>\n<li>All are correct<\/li>\n<\/ul>\n<div class=\"clear\"><\/div><div class=\"toggle close\"><h3 class=\"toggle-head-open\">Answer<i class=\"fa fa-angle-up\"><\/i><\/h3><h3 class=\"toggle-head-close\">Answer<i class=\"fa fa-angle-down\"><\/i><\/h3><div class=\"toggle-content\">\n\t\t\t<strong>All are correct<\/strong>\n\t\t\t<\/div><\/div>\n<p><strong><span style=\"color: #ff6600;\">Question#24<\/span>. The phase of SHM describes?<\/strong><\/p>\n<ul>\n<li>Displacement only<\/li>\n<li>The direction of motion only<\/li>\n<li>Both displacement and direction of motion<\/li>\n<li>Neither displacement nor direction of motion<\/li>\n<\/ul>\n<div class=\"clear\"><\/div><div class=\"toggle close\"><h3 class=\"toggle-head-open\">Answer<i class=\"fa fa-angle-up\"><\/i><\/h3><h3 class=\"toggle-head-close\">Answer<i class=\"fa fa-angle-down\"><\/i><\/h3><div class=\"toggle-content\">\n\t\t\t<strong>Both displacement and direction of motion<\/strong>\n\t\t\t<\/div><\/div>\n<p><strong><span style=\"color: #ff6600;\">Question#25<\/span>. The natural frequency of a simple pendulum depends upon?<\/strong><\/p>\n<ul>\n<li>It&#8217;s mass<\/li>\n<li>It&#8217;s length<\/li>\n<li>Square of its length<\/li>\n<li>The square root of its length<\/li>\n<\/ul>\n<div class=\"clear\"><\/div><div class=\"toggle close\"><h3 class=\"toggle-head-open\">Answer<i class=\"fa fa-angle-up\"><\/i><\/h3><h3 class=\"toggle-head-close\">Answer<i class=\"fa fa-angle-down\"><\/i><\/h3><div class=\"toggle-content\">\n\t\t\t<strong>Square root of its length<\/strong>\n\t\t\t<\/div><\/div>\n<p><strong><span style=\"color: #ff6600;\">Question#26<\/span>. Electrical resonance is observed in?<\/strong><\/p>\n<ul>\n<li>Radio<\/li>\n<li>Microwave oven<\/li>\n<li>Both in radio and microwave oven<\/li>\n<li>Neither in radio nor in a microwave oven<\/li>\n<\/ul>\n<div class=\"clear\"><\/div><div class=\"toggle close\"><h3 class=\"toggle-head-open\">Answer<i class=\"fa fa-angle-up\"><\/i><\/h3><h3 class=\"toggle-head-close\">Answer<i class=\"fa fa-angle-down\"><\/i><\/h3><div class=\"toggle-content\">\n\t\t\t<strong>Radio<\/strong>\n\t\t\t<\/div><\/div>\n<p><strong><span style=\"color: #ff6600;\">Question#27<\/span>. Total distance traveled by a bob of a simple pendulum in one vibration is equal to?<\/strong><\/p>\n<ul>\n<li>Amplitude<\/li>\n<li>Square of amplitude<\/li>\n<li>Twice of amplitude<\/li>\n<li>Four times of amplitude<\/li>\n<\/ul>\n<div class=\"clear\"><\/div><div class=\"toggle close\"><h3 class=\"toggle-head-open\">Answer<i class=\"fa fa-angle-up\"><\/i><\/h3><h3 class=\"toggle-head-close\">Answer<i class=\"fa fa-angle-down\"><\/i><\/h3><div class=\"toggle-content\">\n\t\t\t<strong>Four times of amplitude<\/strong>\n\t\t\t<\/div><\/div>\n<p><strong><span style=\"color: #ff6600;\">Question#28<\/span>. When K.E energy of SHM is maximum, its?<\/strong><\/p>\n<ul>\n<li>P.E is zero<\/li>\n<li>Acceleration is zero<\/li>\n<li>Restoring force is zero<\/li>\n<li>All P.E acceleration &amp; restoring force are zero<\/li>\n<\/ul>\n<div class=\"clear\"><\/div><div class=\"toggle close\"><h3 class=\"toggle-head-open\">Answer<i class=\"fa fa-angle-up\"><\/i><\/h3><h3 class=\"toggle-head-close\">Answer<i class=\"fa fa-angle-down\"><\/i><\/h3><div class=\"toggle-content\">\n\t\t\t<strong>All P.E acceleration <\/strong><strong>&amp; <\/strong><strong>restoring force are zero<\/strong>\n\t\t\t<\/div><\/div>\n<p><strong><span style=\"color: #ff6600;\">Question#29<\/span>. In damped harmonic oscillation, which one decreases?<\/strong><\/p>\n<ul>\n<li>Amplitude of vibration<\/li>\n<li>Energy of vibration<\/li>\n<li>Both amplitude and energy<\/li>\n<li>Neither amplitude nor energy<\/li>\n<\/ul>\n<div class=\"clear\"><\/div><div class=\"toggle close\"><h3 class=\"toggle-head-open\">Answer<i class=\"fa fa-angle-up\"><\/i><\/h3><h3 class=\"toggle-head-close\">Answer<i class=\"fa fa-angle-down\"><\/i><\/h3><div class=\"toggle-content\">\n\t\t\t<strong>Both amplitude and energy<\/strong>\n\t\t\t<\/div><\/div>\n<p><strong><span style=\"color: #ff6600;\">Question#30<\/span>. Forced vibrations are known as?<\/strong><\/p>\n<ul>\n<li>Simple harmonic vibration<\/li>\n<li>Natural vibration<\/li>\n<li>Driven harmonic vibration<\/li>\n<li>Free vibration<\/li>\n<\/ul>\n<div class=\"clear\"><\/div><div class=\"toggle close\"><h3 class=\"toggle-head-open\">Answer<i class=\"fa fa-angle-up\"><\/i><\/h3><h3 class=\"toggle-head-close\">Answer<i class=\"fa fa-angle-down\"><\/i><\/h3><div class=\"toggle-content\">\n\t\t\t<strong>Driven harmonic vibration<\/strong>\n\t\t\t<\/div><\/div>\n<p><strong><span style=\"color: #ff6600;\">Question#31<\/span>. Do mechanical springs behave like?<\/strong><\/p>\n<ul>\n<li>Resistances<\/li>\n<li>RC \u2013 series circuit<\/li>\n<li>Capacitances<\/li>\n<li>None of these<\/li>\n<\/ul>\n<div class=\"clear\"><\/div><div class=\"toggle close\"><h3 class=\"toggle-head-open\">Answer<i class=\"fa fa-angle-up\"><\/i><\/h3><h3 class=\"toggle-head-close\">Answer<i class=\"fa fa-angle-down\"><\/i><\/h3><div class=\"toggle-content\">\n\t\t\t<strong>RC \u2013 series circuit<\/strong>\n\t\t\t<\/div><\/div>\n<p><strong><span style=\"color: #ff6600;\">Question#32<\/span>. At Murree Hills (Assume the value of g changes). If we use a simple pendulum as a time standard then the one-second duration will?<\/strong><\/p>\n<ul>\n<li>Increase<strong><br \/>\n<\/strong><\/li>\n<li>Decrease<\/li>\n<li>Remain the same<\/li>\n<li>Is zero<\/li>\n<\/ul>\n<div class=\"clear\"><\/div><div class=\"toggle close\"><h3 class=\"toggle-head-open\">Answer<i class=\"fa fa-angle-up\"><\/i><\/h3><h3 class=\"toggle-head-close\">Answer<i class=\"fa fa-angle-down\"><\/i><\/h3><div class=\"toggle-content\">\n\t\t\t<strong>Increase<\/strong>\n\t\t\t<\/div><\/div>\n<p><strong><span style=\"color: #ff6600;\">Question#33<\/span>. SMH described by x = cos(t), has frequency of?<\/strong><\/p>\n<ul>\n<li>2\u03c0Hz<\/li>\n<li>1\/2\u03c0 Hz<\/li>\n<li>\u03c0Hz<\/li>\n<li>Cannot be predicted<\/li>\n<\/ul>\n<div class=\"clear\"><\/div><div class=\"toggle close\"><h3 class=\"toggle-head-open\">Answer<i class=\"fa fa-angle-up\"><\/i><\/h3><h3 class=\"toggle-head-close\">Answer<i class=\"fa fa-angle-down\"><\/i><\/h3><div class=\"toggle-content\">\n\t\t\t<strong>1\/2\u03c0 Hz<\/strong>\n\t\t\t<\/div><\/div>\n<p><strong><span style=\"color: #ff6600;\">Question#34<\/span>. The projection of the particle moving in a circle with non-uniform angular speed executes.<\/strong><\/p>\n<ul>\n<li>S.H.M.<\/li>\n<li>Vibratory motion<\/li>\n<li>Both b and d<\/li>\n<li>None S.H.M.<\/li>\n<\/ul>\n<div class=\"clear\"><\/div><div class=\"toggle close\"><h3 class=\"toggle-head-open\">Answer<i class=\"fa fa-angle-up\"><\/i><\/h3><h3 class=\"toggle-head-close\">Answer<i class=\"fa fa-angle-down\"><\/i><\/h3><div class=\"toggle-content\">\n\t\t\t<strong>None S.H.M.<\/strong>\n\t\t\t<\/div><\/div>\n<p><strong><span style=\"color: #ff6600;\">Question#35<\/span>. If an oscillator starts vibrating from negative extreme, its phase constant will be?<\/strong><\/p>\n<ul>\n<li>\u03c0\/2rad<\/li>\n<li>\u03c0rad<\/li>\n<li>3\u03c0\/2 rad<\/li>\n<li>0\u00b0<\/li>\n<\/ul>\n<div class=\"clear\"><\/div><div class=\"toggle close\"><h3 class=\"toggle-head-open\">Answer<i class=\"fa fa-angle-up\"><\/i><\/h3><h3 class=\"toggle-head-close\">Answer<i class=\"fa fa-angle-down\"><\/i><\/h3><div class=\"toggle-content\">\n\t\t\t<strong>3\u03c0\/2 rad<\/strong>\n\t\t\t<\/div><\/div>\n<p><strong><span style=\"color: #ff6600;\">Question#36<\/span>. For a simple pendulum, the restoring force is caused by?<\/strong><\/p>\n<ul>\n<li>Gravity<\/li>\n<li>Spring<\/li>\n<li>Hand<\/li>\n<li>All of these<\/li>\n<\/ul>\n<div class=\"clear\"><\/div><div class=\"toggle close\"><h3 class=\"toggle-head-open\">Answer<i class=\"fa fa-angle-up\"><\/i><\/h3><h3 class=\"toggle-head-close\">Answer<i class=\"fa fa-angle-down\"><\/i><\/h3><div class=\"toggle-content\">\n\t\t\t<strong>Gravity<\/strong>\n\t\t\t<\/div><\/div>\n<p><strong><span style=\"color: #ff6600;\">Question#37<\/span>. The distance covered by a body in one complete vibration is 20cm. What is the amplitude of the body?<\/strong><\/p>\n<ul>\n<li>10cm<\/li>\n<li>5cm<strong><br \/>\n<\/strong><\/li>\n<li>15cm<\/li>\n<li>7.5cm<\/li>\n<\/ul>\n<div class=\"clear\"><\/div><div class=\"toggle close\"><h3 class=\"toggle-head-open\">Answer<i class=\"fa fa-angle-up\"><\/i><\/h3><h3 class=\"toggle-head-close\">Answer<i class=\"fa fa-angle-down\"><\/i><\/h3><div class=\"toggle-content\">\n\t\t\t<strong>5cm<\/strong>\n\t\t\t<\/div><\/div>\n<p><strong><span style=\"color: #ff6600;\">Question#38<\/span>. If the mass of the spring-mass oscillator becomes half the squared frequency will be?<\/strong><\/p>\n<ul>\n<li>Quadruple<\/li>\n<li>Half<\/li>\n<li>Double<strong><br \/>\n<\/strong><\/li>\n<li>Remain the same<\/li>\n<\/ul>\n<div class=\"clear\"><\/div><div class=\"toggle close\"><h3 class=\"toggle-head-open\">Answer<i class=\"fa fa-angle-up\"><\/i><\/h3><h3 class=\"toggle-head-close\">Answer<i class=\"fa fa-angle-down\"><\/i><\/h3><div class=\"toggle-content\">\n\t\t\t<strong>Double<\/strong>\n\t\t\t<\/div><\/div>\n<p><strong><span style=\"color: #ff6600;\">Question#39<\/span>. In the case of a simple pendulum, the cause of damping is?<\/strong><\/p>\n<ul>\n<li>Drag force of air<\/li>\n<li>Gravity<\/li>\n<li>Tension in string<\/li>\n<li>None of these<\/li>\n<\/ul>\n<div class=\"clear\"><\/div><div class=\"toggle close\"><h3 class=\"toggle-head-open\">Answer<i class=\"fa fa-angle-up\"><\/i><\/h3><h3 class=\"toggle-head-close\">Answer<i class=\"fa fa-angle-down\"><\/i><\/h3><div class=\"toggle-content\">\n\t\t\t<strong>Drag force of air<\/strong>\n\t\t\t<\/div><\/div>\n<p><strong><span style=\"color: #ff6600;\">Question#40<\/span>. The energy absorbed by a body is _________ at resonance.<\/strong><\/p>\n<ul>\n<li>Maximum as well minimum<\/li>\n<li>Minimum only<\/li>\n<li>Maximum only<\/li>\n<li>Zero<\/li>\n<\/ul>\n<div class=\"clear\"><\/div><div class=\"toggle close\"><h3 class=\"toggle-head-open\">Answer<i class=\"fa fa-angle-up\"><\/i><\/h3><h3 class=\"toggle-head-close\">Answer<i class=\"fa fa-angle-down\"><\/i><\/h3><div class=\"toggle-content\">\n\t\t\t<strong>Maximum only<\/strong>\n\t\t\t<\/div><\/div>\n\n<div style=\"font-size: 0px; height: 0px; line-height: 0px; margin: 0; padding: 0; clear: both;\"><\/div>","protected":false},"excerpt":{"rendered":"<p>Check out the Physics 1st Year Chapter 07 Oscillations MCQs with Answers here. This chapter is about Oscillations. The to and fro motion of a body about its mean position is called Oscillatory Motion. This chapter is about the oscillations of a body and its properties. The first important thing about Oscillations is Simple Harmonic &hellip;<\/p>\n","protected":false},"author":2,"featured_media":384,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[3],"tags":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/talib.pk\/test-preparation\/wp-json\/wp\/v2\/posts\/68"}],"collection":[{"href":"https:\/\/talib.pk\/test-preparation\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/talib.pk\/test-preparation\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/talib.pk\/test-preparation\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/talib.pk\/test-preparation\/wp-json\/wp\/v2\/comments?post=68"}],"version-history":[{"count":0,"href":"https:\/\/talib.pk\/test-preparation\/wp-json\/wp\/v2\/posts\/68\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/talib.pk\/test-preparation\/wp-json\/wp\/v2\/media\/384"}],"wp:attachment":[{"href":"https:\/\/talib.pk\/test-preparation\/wp-json\/wp\/v2\/media?parent=68"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/talib.pk\/test-preparation\/wp-json\/wp\/v2\/categories?post=68"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/talib.pk\/test-preparation\/wp-json\/wp\/v2\/tags?post=68"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}