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

A particle moving uniformly along circle its projection along diameter performs

Question # 2

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

Question # 3

If mass of 10 gm is suspended from a spring of K=0.8 Nm-1then the extension will be:

Question # 4

If time period of a pendulum is doubled by increasing its length, then its frequency will

Question # 5

The acceleration of body executing SHM is directly proportional to

Question # 6

The maximum distance of body from mean position when body is executing SHM is called

Question # 7

To and fro motion of a body is about its mean position is known as:

Question # 8

When a body is vibrating, the displacement from mean position

Question # 9

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

Question # 10

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

Question # 11

When a mass attached to a spring begins to move left or right from the equilibrium position, its P.E.:

Question # 12

The unit of spring constant is

Question # 13

Vibratory motion is always under

Question # 14

Which one of the following is an example of SHM

Question # 15

An oscillating body oscillates due to:

Question # 16

Second's pendulum is the pendulum whose time period is:

Question # 17

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

Question # 18

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

Question # 19

The S.I unit of frequency is

Question # 20

If a given spring of spring constant k is cut into two indentical segments, the spring constant of each segment is:

Question # 21

The string of a simple pendulum should be:

Question # 22

The time taken to complete one vibration is called:

Question # 23

In SHM, there is always a constant ratio between displacement if body and its:

Question # 24

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

Question # 25

Amplitude in SHM is equivalent to ______ in circular motion:

Question # 26

A particle executes SHM with frequency. The frequency with which its K.E oscillates is

Question # 27

The displacement of body executing SHM is

Question # 28

To and from motion of a body about its mean position is known as:

Question # 29

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

Question # 30

The unit of spring constant is:

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ECAT Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 The body oscillates due to ______ accelerates and overshoots the rest position due to _____:
A. Applied force , inertia
B. Restoring force, friction
C. Frictional force, inertia
D. Restoring force, inertia
2 The string of a simple pendulum should be:
A. Heavy
B. Extensible
C. In-extensible
D. None of these
3 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
4 The restoring force is ______ amd 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
5 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
6 The body oscillates due to ______ accelerates and overshoots the rest position due to _______
A. Applied force, Inertia
B. Restoring force, Friction
C. Frictional force, Inertia
D. Restoring force, Inertia
7 A body with frequency would complete one vibration in:
A. f seconds
B. 1/f seconds
C. 1 second
D. f2second
8 Which of the following forces is responsible for SHM
A. Applied force
B. Restoring force
C. Fractional force
D. Elastic force
9 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:
A. 1.5 sec
B. 2.0 sec
C. 2.3 sec
D. 2.5 sec
10 To and from motion of a body about its mean position is known as:
A. Translatory motion
B. Vibratory motion
C. Rotatory motion
D. None of these

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