ECAT Pre General Science Chapter 7 online mcq test with answers for Physics chapter 7 (Oscillation)

Question # 1

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

Time period A
Displacement B
Amplitude C
Frequency D

Question # 2

A body with frequency of would complete one vibration in:

f seconds A
1/f seconds B
1 second C
f²second D

Question # 3

The wave form of SHM is

Pulsed wave A
Square wave B
Triangular waved C
Sine wave D

Question # 4

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

k/2 A
2 k B
4 k C
None of these D

Question # 5

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

f A
2 f B
3 f C
1/2 f D

Question # 6

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

K/2 A
2 K B
4 K C
None of these D

Question # 7

Free oscillations are always produced by:

An applied force A
Gravitational force B
Restoring force and inertia C
Inertia only D

Question # 8

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

Increases with time A
Decreases with time B
Changes with time C
None of these D

Question # 9

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

10 cm A
1 m B
10 mn C
None of these D

Question # 10

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

1 cm A
1 m B
10 mm C
None of these D

Question # 11

Amplitude in SHM is equivalent to ______ in circular motion:

Diameter A
Radius B
Circumference C
None of these D

Question # 12

Second's pendulum is the pendulum whose time period is:

1 second A
2 second B
3 second C
None of these D

Question # 13

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

250 N m^-1 A
25 N m^-1 B
2.5 N m^-1 C
None of these D

Question # 14

The restoring force is _ and opposite to the applied force within __,:

Equal, elastic limit A
Different, the walls of the laboratory B
Different, elastic limit C
None of these D

Question # 15

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

Sine curve A
Straight line B
Parabola C
None of these D

Question # 16

The body oscillates due to __ accelerates and overshoots the rest position due to _:

Applied force , inertia A
Restoring force, friction B
Frictional force, inertia C
Restoring force, inertia D

Question # 17

In vibrational motion(SHM)

P.E remains conserved A
Average K.E remain constant B
Neither P.E nor K.E remains constant C
Total energy remains constant D

Question # 18

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

Translatory motion A
Vibratory motion B
Rotatory motion C
None of these D

Question # 19

In SHM, the acceleration is __ when velocity is _:

Zero, smallest A
Smallest, zero B
Zero, zero C
Zero, greatest D

Question # 20

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

Translatory motion A
Vibratory motion B
Rotatory motion C
None of these D

Question # 21

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

f A
2 f B
3 f C
1/2 f D

Question # 22

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

f/2 A
2f B
f C
4f D

Question # 23

When a body is vibrating, the displacement from mean position

Increases with time A
Decreases with time B
Changes with time C
None of these D

Question # 24

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

Circular motion, circumference A
Vibrator, chord B
SHM, diameter C
SHM, circumference D

Question # 25

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

Motion of simple pendulum A
Motion of horizontal spring man system B
Motion of violin string C
All of these D

Question # 26

SHM is type of ______ motion

Vibratory A
Linear B
Circular C
None D

Question # 27

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

Velocity A
Period B
Mass C
Acceleration D

Question # 28

Which one of the following is an example of SHM

Motion in a plane A
Motion in a swing B
Motion in a car C
None of these D

Question # 29

The restoring force is __ amd opposite to the applied force within _:

Equal, elastic limit A
Different, the walls of the laboratory B
Different, elastic limit C
None of these D

Question # 30

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

90° A
180° B
45° C
360° D

Sr.#	Question	Answer
1	A particle moving uniformly along circle its projection along diameter performs	A. Linear motion B. Projectile motion C. SHM D. Rotatory motion
2	Amplitude in SHM is equivalent to_____ in circular motion:	A. Diameter B. Radius C. Circumference D. None of these
3	When quarter of a circle is completed, phase of vibration is:	A. 90° B. 180° C. 45° D. 360°
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	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
6	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
7	The restoring force is ______ and opposite tot he applied force within ______	A. Equal, Elastic limit B. Different, The walls of the laboratory C. Different, Elastic limit D. None of these
8	If a mass of 10 gm is suspended from a spring of k = 9.8 Nm^-1, then the extension will be:	A. 1 cm B. 1 m C. 10 mm D. None of these
9	A particle executes SHM with frequency. The frequency with which its K.E oscillates is	A. f/2 B. 2f C. f D. 4f
10	The graph showing the variation of displacement with time is a	A. Sine curve B. Straight line C. Parabola D. None of these

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ECAT Pre General Science Physics Chapter 7 MCQ Test With Answer

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

ECAT Pre General Science Physics Chapter 7 Oscillations

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

A body with frequency of would complete one vibration in:

The wave form of SHM is

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

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

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

Free oscillations are always produced by:

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

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

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

Amplitude in SHM is equivalent to ______ in circular motion:

Second's pendulum is the pendulum whose time period is:

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

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

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

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

In vibrational motion(SHM)

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

In SHM, the acceleration is ______ when velocity is _____:

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

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

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

When a body is vibrating, the displacement from mean position

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

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

SHM is type of ______ motion

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

Which one of the following is an example of SHM

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

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

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