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

Question # 1

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 # 2

SHM is type of ______ motion

Vibratory A
Linear B
Circular C
None 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

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 # 5

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 # 6

The SI unit of spring constant is identical with that of

Force A
Surface tension B
Pressure C
Loudness D

Question # 7

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 # 8

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 # 9

A body with frequency of would complete one vibration in:

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

Question # 10

The acceleration of body executing SHM is directly proportional to

Applied force A
Amplitude B
Displacement C
Frictional force D

Question # 11

The unit of spring constant is

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

Question # 12

Velocity of particle executing SHM will be maximum at

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

Question # 13

The wave form of SHM is

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

Question # 14

A body with frequency would complete one vibration in:

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

Question # 15

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 # 16

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

Infinity A
Maximum B
Zero C
Minimum D

Question # 17

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

Velocity A
Period B
Mass C
Acceleration D

Question # 18

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 # 19

Free oscillations are always produced by:

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

Question # 20

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 # 21

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 # 22

Hertz is unit of:

Time period A
Displacement B
Amplitude C
Frequency D

Question # 23

Amplitude is the displacement of the vibrating body from:

One extreme position to the other extreme position A
Mean position any one extreme position B
Both A and B are correct C
None of these D

Question # 24

The restoring force is always directed towards:

Rest position A
Equilibrium position B
Mean position C
All of them 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

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 # 27

An object undergoes SHM. Its maximum equilibrium positions:

Maximum A
Half of its maximum value B
Zero C
None D

Question # 28

A particle moving uniformly along circle its projection along diameter performs

Linear motion A
Projectile motion B
SHM C
Rotatory motion D

Question # 29

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 # 30

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

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

Sr.#	Question	Answer
1	The time period of a simple pendulum is independent of its:	A. Length B. Mass C. Value of g D. Both A and B
2	The wave form of SHM is	A. Pulsed wave B. Square wave C. Triangular waved D. Sine wave
3	A particle is moving along a circular path with uniform speed. Its projection will execute____along the____of the circle:	A. Circular motion, circumference B. Vibrator, chord C. SHM, diameter D. SHM, circumference
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	The string of a simple pendulum should be:	A. Heavy B. Extensible C. In-extensible D. None of these
6	Velocity of particle executing SHM will be maximum at	A. Extreme position B. Mean position C. b/w mean and extreme D. None
7	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
8	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
9	The acceleration of body executing SHM is directly proportional to	A. Applied force B. Amplitude C. Displacement D. Frictional force
10	The SI unit of spring constant is identical with that of:	A. Force B. Surface tension C. Pressure D. Loudness

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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

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

SHM is type of ______ motion

Acceleration of body executing SHM is always directed towards

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

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

The SI unit of spring constant is identical with that of

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:

In vibrational motion(SHM)

A body with frequency of would complete one vibration in:

The acceleration of body executing SHM is directly proportional to

The unit of spring constant is

Velocity of particle executing SHM will be maximum at

The wave form of SHM is

A body with frequency would complete one vibration in:

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

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

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

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

Free oscillations are always produced by:

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

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

Hertz is unit of:

Amplitude is the displacement of the vibrating body from:

The restoring force is always directed towards:

Which one of the following is an example of SHM:

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

An object undergoes SHM. Its maximum equilibrium positions:

A particle moving uniformly along circle its projection along diameter performs

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:

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

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