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

Question # 2

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

Question # 3

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

Question # 4

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

Question # 5

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

Question # 6

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 # 7

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

Question # 8

The unit of spring constant is

Question # 9

The S.I unit of frequency is

Question # 10

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

Question # 11

Which of the following is an example of SHM(in ideal situations)

Question # 12

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

Question # 13

Amplitude in SHM is equivalent to_____ in circular motion:

Question # 14

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

Question # 15

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

Question # 16

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

Question # 17

Which of the following forces is responsible for SHM

Question # 18

The time taken to complete one vibration is called:

Question # 19

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

Question # 20

Acceleration of body executing SHM is always directed towards

Question # 21

An oscillating body oscillates due to:

Question # 22

Free oscillations are always produced by:

Question # 23

A body with frequency would complete one vibration in:

Question # 24

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

Question # 25

When a body is vibrating, the displacement from mean position

Question # 26

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

Question # 27

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

Question # 28

The number of vibration in two seconds can be expressed as
______ of frequency of vibration is f:

Question # 29

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

Question # 30

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

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ECAT Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 The graph showing the variation of displacement with time is a:
A. Sine curve
B. Straight line
C. Parabola
D. None of these
2 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
3 Amplitude in SHM is equivalent to ______ in circular motion:
A. Diameter
B. Radius
C. Circumference
D. None of these
4 The body oscillates due to _____ accelerates and overshoots the rest position due to______,:
A. Applied force, inertial
B. Restoring force, friction
C. Frictional force, inertial
D. Restoring force, inertial
5 When quarter of a circle is completed, phase of vibration is:
A. 90°
B. 180°
C. 45°
D. 360°
6 Which of the following forces is responsible for SHM
A. Applied force
B. Restoring force
C. Fractional force
D. Elastic force
7 A body with frequency of would complete one vibration in:
A. f seconds
B. 1/f seconds
C. 1 second
D. f2second
8 Which one of the following is an example of SHM:
A. Motion in a plane
B. Motion in a swing
C. Motion in a car
D. None of these
9 If a given spring of spring constant K is cut into two identical segments, the spring constant of each segment is:
A. K/2
B. 2 K
C. 4 K
D. None of these
10 Hertz is unit of:
A. Time period
B. Displacement
C. Amplitude
D. Frequency

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