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

Question # 1

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 # 2

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 # 3

A spring of constant k = 0.4 N m^-1_{is to be extended thorugh 10 cm at a place where g = 10 m sec}^-2. The mass to be suspended should be:

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

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 # 6

The acceleration of body executing SHM is directly proportional to

Applied force A
Amplitude B
Displacement C
Frictional force D

Question # 7

A particle moving uniformly along circle its projection along diameter performs

Linear motion A
Projectile motion B
SHM C
Rotatory motion 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

SHM is type of ______ motion

Vibratory A
Linear B
Circular C
None D

Question # 10

Amplitude in SHM is equivalent to_____ in circular motion:

Diameter A
Radius B
Circumference C
None of these 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

If a force of 0.05 N produces an elongation of 20 mm in a 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 # 13

The SI unit of spring constant is identical with that of

Force A
Surface tension B
Pressure C
Loudness D

Question # 14

Velocity of particle executing SHM will be maximum at

Extreme position A
Mean position B
b/w mean and extreme C
None 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

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

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

Question # 17

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 # 18

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

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

Question # 19

The time period of a simple pendulum is independent of its:

Length A
Mass B
Value of g C
Both A and B 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

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

Force A
Acceleration B
Velocity C
Displacement D

Question # 22

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 # 23

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 # 24

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 # 25

Free oscillations are always produced by:

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

Question # 26

The unit of spring constant is:

J-sec A
Metre B
Nm^-1 C
None of these D

Question # 27

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 # 28

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 # 29

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 # 30

If there identical strings each of constant K are hooked together the spring constant of resultant spring will be:

3 K A
2 K B
K/4 C
K/3 D

Sr.#	Question	Answer
1	Amplitude in SHM is equivalent to_____ in circular motion:	A. Diameter B. Radius C. Circumference D. None of these
2	The wave form of SHM is	A. Pulsed wave B. Square wave C. Triangular waved D. Sine wave
3	Amplitude in SHM is equivalent to ______ in circular motion	A. Diameter B. Radius C. Circumference D. None of these
4	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
5	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
6	Free oscillations are always produced by:	A. An applied force B. Gravitational force C. Restoring force and inertia D. Inertia only
7	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
8	A spring of constant k = 0.4 N m^-1_{is to be extended thorugh 10 cm at a place where g = 10 m sec}^-2. The mass to be suspended should be:	A. 4 gms B. 0.4 gms C. 40 gms D. None of these
9	If time period of a pendulum is doubled by increasing its length, then its frequency will	A. Also be doubled B. Become half C. Become one fourth D. Becomes four times
10	A body with frequency would complete one vibration in:	A. f seconds B. 1/f seconds C. 1 second D. f²second

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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 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:

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

A spring of constant k = 0.4 N m-1is to be extended thorugh 10 cm at a place where g = 10 m sec-2. The mass to be suspended should be:

Which one of the following is an example of SHM:

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

The acceleration of body executing SHM is directly proportional to

A particle moving uniformly along circle its projection along diameter performs

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

SHM is type of ______ motion

Amplitude in SHM is equivalent to_____ in circular motion:

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

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

The SI unit of spring constant is identical with that of

Velocity of particle executing SHM will be maximum at

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

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

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

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

The time period of a simple pendulum is independent of its:

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

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

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

Which one of the following is an example of SHM

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

Free oscillations are always produced by:

The unit of spring constant is:

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

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

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

If there identical strings each of constant K are hooked together the spring constant of resultant spring will be:

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