ECAT Pre General Science Physics Chapter 7 MCQ Test With Answer

MCQ's Test For ECAT Pre General Science Physics Chapter 7 Oscillations

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

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ECAT Pre General Science Physics Chapter 7 Oscillations

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Question # 1

The SI unit of spring constant is identical with that of

Question # 2

The displacement of body executing SHM is

Question # 3

SHM is type of ______ motion

Question # 4

When quarter of a circle is completed, the phase of vibration is:

Question # 5

A body with frequency would complete one vibration in:

Question # 6

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

Question # 7

Amplitude in SHM is equivalent to ______ in circular motion

Question # 8

Acceleration of body executing SHM is always directed towards

Question # 9

Amplitude in SHM is equivalent to_____ in circular motion:

Question # 10

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

Question # 11

Which of the following forces is responsible for SHM

Question # 12

In SHM, the acceleration is ______ when velocity is _____:

Question # 13

If a force of 0.05 N produces an elongation of 20 mm in string, then its spring constant will be:

Question # 14

If the waves produced in a microwave oven are of wave-length 12 cm, then their frequency will be:

Question # 15

Which one of the following is an example of SHM

Question # 16

Amplitude is the displacement of the vibrating body from:

Question # 17

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

Question # 18

The graph showing the variation of displacement with time is a:

Question # 19

Free oscillations are always produced by:

Question # 20

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

Question # 21

The wave form of SHM is

Question # 22

Hertz is unit of:

Question # 23

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

Question # 24

When quarter of a cycle is completed, the phase of vibration is:

Question # 25

When quarter of a circle is completed, phase of vibration is:

Question # 26

A particle is moving along a circular path with uniform speed. Its projection will execute____along the____of the circle:

Question # 27

The time taken to complete one vibration is called:

Question # 28

Which one of the following is an example of SHM:

Question # 29

The string of a simple pendulum should be:

Question # 30

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

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ECAT Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 Which of the following quantity for particle executing SHM is non-zero at mean position
A. Force
B. Acceleration
C. Velocity
D. Displacement
2 Which one of the following is an example of SHM
A. Motion in a plane
B. Motion in a swing
C. Motion in a car
D. None of these
3 If a given spring of spring constant K is cut into two identical segments, the spring constant of each segment is:
A. K/2
B. 2 K
C. 4 K
D. None of these
4 The restoring force is always directed towards:
A. Rest position
B. Equilibrium position
C. Mean position
D. All of them
5 The restoring force is _____ and opposite to the applied force within ______,:
A. Equal, elastic limit
B. Different, the walls of the laboratory
C. Different, elastic limit
D. None of these
6 The graph showing the variation of displacement with time is a:
A. Sine curve
B. Straight line
C. Parabola
D. None of these
7 A particle moving uniformly along circle its projection along diameter performs
A. Linear motion
B. Projectile motion
C. SHM
D. Rotatory motion
8 When quarter of a circle is completed, the phase of vibration is:
A. 90°
B. 180°
C. 45°
D. 360°
9 A particle executes SHM with frequency. The frequency with which its K.E oscillates is
A. f/2
B. 2f
C. f
D. 4f
10 In SHM, the acceleration is ______ when velocity is _____:
A. Zero, smallest
B. Smallest, zero
C. Zero, zero
D. Zero, greatest

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