MDCAT Physics Chapter 5 Oscillations Online Test With Answers

MDCAT Physics Chapter 5 Oscillations Online Test

Sr. # Questions Answers Choice
1 The SI unit of spring constant is identical with that of: Force Surface tension Pressure Loudness
2 When the mass attached to a spring begins to move left or right from the equilibrium position, its P.E. Increases Decreases Remain constant None of these
3 Which one of the following is an example of SHM. Motion in a plane Motion in swing Motion in a car None of these
4 The unit of spring constant is: J-Sec Metre Nm<sup>-1</sup> None of these
5 To and fro motion of a body about its mean position is known as: Translatory motion Vibratory motion Rotatry motion None of these
6 If the waves produced in a microwave oven are of wave-length 12 cm, then their frequency will be: 2500 MHz 0.25 MHz 2500 KHz None of these
7 Free oscillations are always produced by: An applied force Gravitational force Restoring force and inertia Inertia only
8 Second pendulum is the pendulum whose time period is: 1 second 2 seconds 3 seconds None of these
9 The stirng of a simple pendulum should be Heavy Extensible Inextensible None of these
10 The time period of a simple pendulum is independent of its: Length Mass Value of g Both A and B
11 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
12 Distance covered during one vibration of an oscillating body in terms of amplitude A is: A 2 A 3 A 4 A
13 When quarter of a cycle is completed , the phase of vibration is: 90<sup>o</sup> 180<sup>o</sup> 45<sup>o</sup> 360<sup>o</sup>
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