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

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

Question # 2

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

Question # 3

The wave form of SHM is

Question # 4

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

Question # 5

A spring of constant k = 0.4 N m-1is to be extended through 10 cm at a place where g = 10 m sec-2. The mass to be suspended should be:

Question # 6

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:

Question # 7

Which of the following forces is responsible for SHM

Question # 8

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

Question # 9

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

Question # 10

Which one of the following is an example of SHM:

Question # 11

The string of a simple pendulum should be:

Question # 12

Acceleration of body executing SHM is always directed towards

Question # 13

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

Question # 14

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

Question # 15

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

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ECAT Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 A body with frequency would complete one vibration in:
A. f seconds
B. 1/f seconds
C. 1 second
D. f2second
2 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
3 Amplitude is the displacement of the vibrating body from:
A. One extreme position to the other extreme position
B. Mean position any one extreme position
C. Both A and B are correct
D. None of these
4 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
5 A particle is moving along a circular path with uniform speed. Its projection will execute____along the____of the circle:
A. Circular motion, circumference
B. Vibrator, chord
C. SHM, diameter
D. SHM, circumference
6 An object undergoes SHM. Its maximum equilibrium positions:
A. Maximum
B. Half of its maximum value
C. Zero
D. None
7 The S.I unit of frequency is
A. Vibrations s-2
B. Ms-1
C. Hertz
D. s-1
8 In SHM, the acceleration is ______ when velocity is _____:
A. Zero, smallest
B. Smallest, zero
C. Zero, zero
D. Zero, greatest
9 The acceleration of body executing SHM is directly proportional to
A. Applied force
B. Amplitude
C. Displacement
D. Frictional force
10 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

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