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

Question # 1

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

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

Question # 2

The string of a simple pendulum should be:

Heavy A
Extensible B
In-extensible C
None of these D

Question # 3

Acceleration of body executing SHM is always directed towards

Extreme position A
Mean position B
Along the direction of motion C
None D

Question # 4

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 # 5

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 # 6

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

A A
2 A B
3 A C
4 A D

Question # 7

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 # 8

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 # 9

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 # 10

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 # 11

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

Also be doubled A
Become half B
Become one fourth C
Becomes four times D

Question # 12

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

Half the vibration A
One vibration B
3/4th of a vibration C
None of these D

Question # 13

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 # 14

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:

4 gms A
0.4 gm B
40 gms C
None of these D

Question # 15

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 # 16

Amplitude in SHM is equivalent to ______ in circular motion:

Diameter A
Radius B
Circumference C
None of these 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

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:

1.5 sec A
2.0 sec B
2.3 sec C
2.5 sec D

Question # 19

An oscillating body oscillates due to:

Applied force A
Restoring force B
Frictional force C
None of these D

Question # 20

The time taken to complete one vibration is called:

Frequency A
Amplitude B
Time C
Time period D

Question # 21

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

90° A
180° B
45° C
360° D

Question # 22

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

Force A
Acceleration B
Velocity C
Displacement D

Question # 23

The restoring force is and opposite tot he applied force within

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

Question # 24

Amplitude in SHM is equivalent to ______ in circular motion

Diameter A
Radius B
Circumference C
None of these D

Question # 25

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 # 26

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

Infinity A
Maximum B
Zero C
Minimum D

Question # 27

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 # 28

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 # 29

A body with frequency of would complete one vibration in:

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

Question # 30

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

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

Sr.#	Question	Answer
1	When a body is vibrating, the displacement from mean position	A. Increases with time B. Decreases with time C. Changes with time D. None of these
2	In vibrational motion(SHM)	A. P.E remains conserved B. Average K.E remain constant C. Neither P.E nor K.E remains constant D. Total energy remains constant
3	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:	A. 4 gms B. 0.4 gm C. 40 gms D. None of these
4	The string of a simple pendulum should be:	A. Heavy B. Extensible C. In-extensible D. None of these
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	To and from motion of a body about its mean position is known as:	A. Translatory motion B. Vibratory motion C. Rotatory motion D. None of these
8	If there identical strings each of constant K are hooked together the spring constant of resultant spring will be:	A. 3 K B. 2 K C. K/4 D. K/3
9	The number of vibrations in two seconds can be expressed as______if frequency of vibration is f.	A. f B. 2 f C. 3 f D. 1/2 f
10	Acceleration of body executing SHM is always directed towards	A. Extreme position B. Mean position C. Along the direction of motion D. None

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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

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

The string of a simple pendulum should be:

Acceleration of body executing SHM is always directed towards

Which one of the following is an example of SHM:

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

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

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

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

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

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

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

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

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

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:

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

Amplitude in SHM is equivalent to ______ in circular motion:

In vibrational motion(SHM)

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:

An oscillating body oscillates due to:

The time taken to complete one vibration is called:

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

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

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

Amplitude in SHM is equivalent to ______ in circular motion

Which one of the following is an example of SHM

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

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

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

A body with frequency of would complete one vibration in:

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

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