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

Question # 1

The SI unit of spring constant is identical with that of:

Force A
Surface tension B
Pressure C
Loudness D

Question # 2

An object undergoes SHM. Its maximum equilibrium positions:

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

Question # 3

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 # 4

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 # 5

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 # 6

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

90° A
180° B
45° C
360° D

Question # 7

Vibratory motion is always under

Applied force A
Restoring force B
Periodic force C
Gravitational force D

Question # 8

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 # 9

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 # 10

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 # 11

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 # 12

The unit of spring constant is:

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

Question # 13

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 # 14

An oscillating body oscillates due to:

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

Question # 15

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 # 16

The string of a simple pendulum should be:

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

Question # 17

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 # 18

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 # 19

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

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

Question # 20

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 # 21

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 # 22

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 # 23

Amplitude in SHM is equivalent to_____ in circular motion:

Diameter A
Radius B
Circumference C
None of these D

Question # 24

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 # 25

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 # 26

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 # 27

The acceleration of body executing SHM is directly proportional to

Applied force A
Amplitude B
Displacement C
Frictional force D

Question # 28

A body with frequency would complete one vibration in:

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

Question # 29

Amplitude in SHM is equivalent to ______ in circular motion

Diameter A
Radius B
Circumference C
None of these D

Question # 30

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

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

Sr.#	Question	Answer
1	An oscillating body oscillates due to:	A. Applied force B. Restoring force C. Frictional force D. None of these
2	Free oscillations are always produced by:	A. An applied force B. Gravitational force C. Restoring force and inertia D. Inertia only
3	Which of the following quantity for particle executing SHM is non-zero at mean position	A. Force B. Acceleration C. Velocity D. Displacement
4	An object undergoes SHM. Its maximum equilibrium positions:	A. Maximum B. Half of its maximum value C. Zero D. None
5	A body with frequency would complete one vibration in:	A. f seconds B. 1/f seconds C. 1 second D. f²second
6	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
7	The SI unit of spring constant is identical with that of	A. Force B. Surface tension C. Pressure D. Loudness
8	The restoring force is _____ and opposite to the applied force within ______,:	A. Equal, elastic limit B. Different, the walls of the laboratory C. Different, elastic limit D. None of these
9	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
10	Amplitude is the displacement of the vibrating body from:	A. One extreme position to the other extreme position B. Mean position any one extreme position C. Both A and B are correct 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 SI unit of spring constant is identical with that of:

An object undergoes SHM. Its maximum equilibrium positions:

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

In vibrational motion(SHM)

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

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

Vibratory motion is always under

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

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

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

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

The unit of spring constant is:

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

An oscillating body oscillates due to:

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

The string of a simple pendulum should be:

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

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

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

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

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:

Amplitude is the displacement of the vibrating body from:

Amplitude in SHM is equivalent to_____ in circular motion:

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

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:

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

The acceleration of body executing SHM is directly proportional to

A body with frequency would complete one vibration in:

Amplitude in SHM is equivalent to ______ in circular motion

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

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