ECAT Pre Computer Science Chapter 7 MCQ Test With Answer

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 SI unit of spring constant is identical with that of

Question # 2

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

Question # 3

A body with frequency of would complete one vibration in:

Question # 4

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

Question # 5

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

Question # 6

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

Question # 7

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

Question # 8

Free oscillations are always produced by:

Question # 9

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

Question # 10

Amplitude in SHM is equivalent to_____ in circular motion:

Question # 11

Amplitude is the displacement of the vibrating body from:

Question # 12

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

Question # 13

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

Question # 14

Hertz is unit of:

Question # 15

An oscillating body oscillates due to:

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ECAT Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 SHM is type of ______ motion
A. Vibratory
B. Linear
C. Circular
D. None
2 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
3 When quarter of a circle is completed, the phase of vibration is:
A. 90°
B. 180°
C. 45°
D. 360°
4 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. Vibratory, chord
C. SHM, diameter
D. SHM, circumference
5 The SI unit of spring constant is identical with that of
A. Force
B. Surface tension
C. Pressure
D. Loudness
6 Velocity of particle executing SHM will be maximum at
A. Extreme position
B. Mean position
C. b/w mean and extreme
D. None
7 The time period of a simple pendulum is independent of its:
A. Length
B. Mass
C. Value of g
D. Both A and B
8 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
9 When a mass attached to a spring begins to move left or right from the equilibrium position, its P.E.:
A. Increases
B. Decreases
C. Remains constant
D. None of these
10 A particle executes SHM with frequency. The frequency with which its K.E oscillates is
A. f/2
B. 2f
C. f
D. 4f

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