MDCAT Physics Chapter 5 Oscillations Online Test With Answers

MDCAT Physics Chapter 5 Oscillations Online Test

Sr. # Questions Answers Choice
1 When the bob of a simple pendulum is at extreme position, K.E.is _____ and P.E. is ________________. Maximum, zero Minimum, zero zero , maximum None of these
2 While determining the time period of simple pendulum, we keep the amplitude: Large Small Zero None of these
3 A body of mass 0.031 kg attached to one end of a spring of spring constant 0.3 N/m, then time period of spring mass system will be: 1.5 sec 2.0 sec 2.3 sec 2.5 sec
4 A mass attached to a spring vibrates with a frequency of 0.6 cycles/sec. Its angular velocity W comes out to be : 3.77 red/sec 10.4 red/sec 1.67 red/sec None of these
5 A mass attached to a spring completes 60 vibrations in half minute. Its frequency is: 120 Hertz 60 Hertz 30 Hertz 2 Hertz
6 Half wavelength corresponds to: 0<sup>o</sup> 90<sup>o</sup> 180<sup>o</sup> 360<sup>o</sup>
7 A body complete 20 vibrations in one minute, tis time period wil be: 0.05 sec 1.5 sec 3.0 sec 20 seconds
8 A Complete circle is equivalent to: Full wavelength Half wavelength Quarter wavelength None of these
9 In case of spring-mass system, the ratio of the applied force to the displacement is called: Planck's constant Decay constant Spring constant 4 Acceleration
10 The change in length of the spring in a spring -mass system is directly proportional to: Frequency Applied force Velocity None of these
11 An oscillating body oscillates due to: Applied force Restoring force Fricntional force None of these
12 An angle of 180oin circular motion is equivalent to _______ in SHM. Half the vibration One vibration 3/4th of a vibration None of these
13 In SHM, the acceleration is _________ when velocity is____. Zero, smallest Smallest, zero Zero, Zero Zero, greatest
14 An object in SHM will have maximum speed when its displacement from equilibrium position is : Infinity Maximum Zero Minimum
15 Hertz is unit of : Time period Displacement amplitude Frequency
16 In SHM there is always a constant ratio between displacement of a body and its: Velocity Period Mass Acceleration
17 If a mass of 10 gm is suspended from a spring of k= 9.8 Nm-1, then the extension will be 1 cm 1 m 10 mm None of these
18 The time taken to complete one vibration is called: Frequency Amplitude Time Time period
19 Amplitude in SHM is equivalent to___________ in circular motion. Diameter Radius Circumference None of these
20 The graph showing the variation of displacement with time is a: Sine curve Straight line Parabola None of these
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