ECAT Pre Engineering Physics Chapter 7 MCQ Test With Answer

MCQ's Test For Physics ECAT Pre Engineering Chapter 7 Oscillations

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

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Physics ECAT Pre Engineering Chapter 7 Oscillations

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Question # 1

The acceleration of body executing SHM is directly proportional to

Question # 2

Which one of the following is an example of SHM

Question # 3

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

Question # 4

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

Question # 5

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

Question # 6

Amplitude in SHM is equivalent to ______ in circular motion:

Question # 7

The restoring force is always directed towards:

Question # 8

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

Question # 9

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

Question # 10

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

Question # 11

Free oscillations are always produced by:

Question # 12

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

Question # 13

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

Question # 14

A body with frequency would complete one vibration in:

Question # 15

In vibrational motion(SHM)

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ECAT Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 The SI unit of spring constant is identical with that of
A. Force
B. Surface tension
C. Pressure
D. Loudness
2 If time period of a pendulum is doubled by increasing its length, then its frequency will
A. Also be doubled
B. Become half
C. Become one fourth
D. Becomes four times
3 In SHM, there is always a constant ratio between displacement if body and its:
A. Velocity
B. Period
C. Mass
D. Acceleration
4 The SI unit of spring constant is identical with that of:
A. Force
B. Surface tension
C. Pressure
D. Loudness
5 Which of the following quantity for particle executing SHM is non-zero at mean position
A. Force
B. Acceleration
C. Velocity
D. Displacement
6 The time taken to complete one vibration is called:
A. Frequency
B. Amplitude
C. Time
D. Time period
7 An angle of 180° in circular motion is equivalent to ______ in SHM.
A. Half the vibration
B. One vibration
C. 3/4th of a vibration
D. None of these
8 A spring of constant k = 0.4 N m-1is to be extended thorugh 10 cm at a place where g = 10 m sec-2. The mass to be suspended should be:
A. 4 gms
B. 0.4 gms
C. 40 gms
D. None of these
9 The body oscillates due to _____ accelerates and overshoots the rest position due to______,:
A. Applied force, inertial
B. Restoring force, friction
C. Frictional force, inertial
D. Restoring force, inertial
10 Which of the following forces is responsible for SHM
A. Applied force
B. Restoring force
C. Fractional force
D. Elastic force

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