ECAT Pre Computer Science Chapter 7 MCQ Test With Answer

MCQ's Test For ECAT Physics Chapter 7 Oscillations

Try The MCQ's Test For ECAT Physics Chapter 7 Oscillations

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ECAT Physics Chapter 7 Oscillations

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Question # 1

The body oscillates due to _____ accelerates and overshoots the rest position due to______,:

Question # 2

The restoring force is ______ amd opposite to the applied force within _____:

Question # 3

The time period of a simple pendulum is independent of its:

Question # 4

Distance covered during one vibration of an oscillating body in terms of amplitude A is:

Question # 5

The string of a simple pendulum should be:

Question # 6

The SI unit of spring constant is identical with that of:

Question # 7

In vibrational motion(SHM)

Question # 8

A particle is moving along a circular path with uniform speed. Its projection will execute ___along the _____ of the circle:

Question # 9

The body oscillates due to ______ accelerates and overshoots the rest position due to _____:

Question # 10

When a body is vibrating, the displacement from mean position:

Question # 11

Which one of the following is an example of SHM:

Question # 12

Which of the following quantity for particle executing SHM is non-zero at mean position

Question # 13

The restoring force is ______ and opposite tot he applied force within ______

Question # 14

The number of vibrations in two seconds can be expressed as______if frequency of vibration is f.

Question # 15

An angle of 180° in circular motion is equivalent to ______ in SHM.

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ECAT Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 If there identical strings each of constant K are hooked together the spring constant of resultant spring will be:
A. 3 K
B. 2 K
C. K/4
D. K/3
2 A particle executes SHM with frequency. The frequency with which its K.E oscillates is
A. f/2
B. 2f
C. f
D. 4f
3 A body with frequency of would complete one vibration in:
A. f seconds
B. 1/f seconds
C. 1 second
D. f2second
4 Vibratory motion is always under
A. Applied force
B. Restoring force
C. Periodic force
D. Gravitational force
5 The number of vibration in two seconds can be expressed as
______ of frequency of vibration is f:
A. f
B. 2 f
C. 3 f
D. 1/2 f
6 Hertz is unit of:
A. Time period
B. Displacement
C. Amplitude
D. Frequency
7 When quarter of a cycle is completed, the phase of vibration is:
A. 90°
B. 180°
C. 45°
D. 360°
8 When quarter of a circle is completed, the phase of vibration is:
A. 90°
B. 180°
C. 45°
D. 360°
9 When a body is vibrating, the displacement from mean position:
A. Increases with time
B. Decreases with time
C. Changes with time
D. None of these
10 The restoring force is always directed towards:
A. Rest position
B. Equilibrium position
C. Mean position
D. All of them

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