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

Amplitude in SHM is equivalent to ______ in circular motion:

Question # 2

The unit of spring constant is:

Question # 3

A particle moving uniformly along circle its projection along diameter performs

Question # 4

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

Question # 5

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

Question # 6

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

Question # 7

The acceleration of body executing SHM is directly proportional to

Question # 8

If the waves produced in a microwave oven are of wave-length 12 cm, then their frequency will be:

Question # 9

The graph showing the variation of displacement with time is a:

Question # 10

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

Question # 11

The unit of spring constant is

Question # 12

When a body is vibrating, the displacement from mean position

Question # 13

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

Question # 14

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:

Question # 15

The SI unit of spring constant is identical with that of:

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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 Free oscillations are always produced by:
A. An applied force
B. Gravitational force
C. Restoring force and inertia
D. Inertia only
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 An object undergoes SHM. Its maximum equilibrium positions:
A. Maximum
B. Half of its maximum value
C. Zero
D. None
6 A body with frequency would complete one vibration in:
A. f seconds
B. 1/f seconds
C. 1 second
D. f2second
7 To and fro motion of a body is about its mean position is known as:
A. Translatory motion
B. Vibratory motion
C. Rotatory motion
D. None of these
8 In SHM, there is always a constant ratio between displacement if body and its:
A. Velocity
B. Period
C. Mass
D. Acceleration
9 Vibratory motion is always under
A. Applied force
B. Restoring force
C. Periodic force
D. Gravitational force
10 Second's pendulum is the pendulum whose time period is:
A. 1 second
B. 2 second
C. 3 second
D. None of these

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