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

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

Question # 3

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

Question # 4

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

Question # 5

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

Question # 6

SHM is type of ______ motion

Question # 7

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

Question # 8

Hertz is unit of:

Question # 9

An oscillating body oscillates due to:

Question # 10

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

Question # 11

A body with frequency would complete one vibration in:

Question # 12

A particle moving uniformly along circle its projection along diameter performs

Question # 13

Amplitude in SHM is equivalent to_____ in circular motion:

Question # 14

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

Question # 15

If a given spring of spring constant K is cut into two identical segments, the spring constant of each segment 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 SHM is type of ______ motion
A. Vibratory
B. Linear
C. Circular
D. None
3 The maximum distance of body from mean position when body is executing SHM is called
A. Time period
B. Displacement
C. Amplitude
D. Frequency
4 In SHM, the acceleration is ______ when velocity is _____:
A. Zero, smallest
B. Smallest, zero
C. Zero, zero
D. Zero, greatest
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 restoring force is always directed towards:
A. Rest position
B. Equilibrium position
C. Mean position
D. All of them
7 An object in SHM will have maximum speed when its displacement from equilibrium position is:
A. Infinity
B. Maximum
C. Zero
D. Minimum
8 The unit of spring constant is
A. J-sec
B. Metre
C. Nm-1
D. None of these
9 The acceleration of body executing SHM is directly proportional to
A. Applied force
B. Amplitude
C. Displacement
D. Frictional force
10 Which of the following is an example of SHM(in ideal situations)
A. Motion of simple pendulum
B. Motion of horizontal spring man system
C. Motion of violin string
D. All of these

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