ECAT Pre General Science Physics Chapter 7 MCQ Test With Answer

MCQ's Test For ECAT Pre General Science Physics Chapter 7 Oscillations

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

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ECAT Pre General Science Physics Chapter 7 Oscillations

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Question # 1

The unit of spring constant is

Question # 2

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

Question # 3

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

Question # 4

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

Question # 5

Acceleration of body executing SHM is always directed towards

Question # 6

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

Question # 7

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

Question # 8

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

Question # 9

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

Question # 10

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

Question # 11

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

Question # 12

The displacement of body executing SHM is

Question # 13

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

Question # 14

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

Question # 15

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

Question # 16

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

Question # 17

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

Question # 18

Hertz is unit of:

Question # 19

An object in SHM will have maximum speed when its displacement from equilibrium position is:

Question # 20

Which of the following forces is responsible for SHM

Question # 21

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

Question # 22

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

Question # 23

If a mass of 10 gm is suspended from a spring of k = 9.8 Nm-1, then the extension will be:

Question # 24

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

Question # 25

The restoring force is ______ and opposite tot he applied force within ______

Question # 26

Which of the following quantity for particle executing SHM is non-zero at mean position

Question # 27

The unit of spring constant is:

Question # 28

Amplitude in SHM is equivalent to ______ in circular motion:

Question # 29

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

Question # 30

An oscillating body oscillates due to:

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ECAT Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 If mass of 10 gm is suspended from a spring of K=0.8 Nm-1then the extension will be:
A. 10 cm
B. 1 m
C. 10 mn
D. None of these
2 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
3 The wave form of SHM is
A. Pulsed wave
B. Square wave
C. Triangular waved
D. Sine wave
4 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
5 Amplitude in SHM is equivalent to ______ in circular motion:
A. Diameter
B. Radius
C. Circumference
D. None of these
6 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
7 In SHM, the acceleration is ______ when velocity is _____:
A. Zero, smallest
B. Smallest, zero
C. Zero, zero
D. Zero, greatest
8 Amplitude in SHM is equivalent to_____ in circular motion:
A. Diameter
B. Radius
C. Circumference
D. None of these
9 The maximum distance of body from mean position when body is executing SHM is called
A. Time period
B. Displacement
C. Amplitude
D. Frequency
10 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

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