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

Question # 1

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 # 2

An oscillating body oscillates due to:

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

Question # 3

Which of the following forces is responsible for SHM

Applied force A
Restoring force B
Fractional force C
Elastic force D

Question # 4

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 # 5

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 # 6

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 # 7

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 # 8

The acceleration of body executing SHM is directly proportional to

Applied force A
Amplitude B
Displacement C
Frictional force D

Question # 9

The time taken to complete one vibration is called:

Frequency A
Amplitude B
Time C
Time period D

Question # 10

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 # 11

If the waves produced in a microwave oven are of wave-length 12 cm, then their frequency will be:

2500 MHz A
0.25 MHz B
2500 KHz C
None of these D

Question # 12

Amplitude in SHM is equivalent to_____ in circular motion:

Diameter A
Radius B
Circumference C
None of these D

Question # 13

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 # 14

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 # 15

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

Force A
Surface tension B
Pressure C
Loudness D

Question # 16

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 # 17

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 # 18

The wave form of SHM is

Pulsed wave A
Square wave B
Triangular waved C
Sine wave 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

An object undergoes SHM. Its maximum equilibrium positions:

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

Question # 21

Acceleration of body executing SHM is always directed towards

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

Question # 22

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 # 23

A particle moving uniformly along circle its projection along diameter performs

Linear motion A
Projectile motion B
SHM C
Rotatory motion D

Question # 24

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

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

Question # 25

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 # 26

A body with frequency would complete one vibration in:

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

Question # 27

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 # 28

The string of a simple pendulum should be:

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

Question # 29

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 # 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 string of a simple pendulum should be:	A. Heavy B. Extensible C. In-extensible D. None of these
2	Which of the following quantity for particle executing SHM is non-zero at mean position	A. Force B. Acceleration C. Velocity D. Displacement
3	The time taken to complete one vibration is called:	A. Frequency B. Amplitude C. Time D. Time period
4	The body oscillates due to ______ accelerates and overshoots the rest position due to _____:	A. Applied force , inertia B. Restoring force, friction C. Frictional force, inertia D. Restoring force, inertia
5	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
6	If a force of 0.05 N produces an elongation of 20 mm in a string, then its spring constant will be:	A. 250 N m^-1 B. 25 N m^-1 C. 2.5 N m^-1 D. None of these
7	The wave form of SHM is	A. Pulsed wave B. Square wave C. Triangular waved D. Sine wave
8	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
9	A particle moving uniformly along circle its projection along diameter performs	A. Linear motion B. Projectile motion C. SHM D. Rotatory motion
10	If a given spring of spring constant k is cut into two indentical segments, the spring constant of each segment is:	A. k/2 B. 2 k C. 4 k 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

Which one of the following is an example of SHM

An oscillating body oscillates due to:

Which of the following forces is responsible for SHM

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

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

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

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

The acceleration of body executing SHM is directly proportional to

The time taken to complete one vibration is called:

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

If the waves produced in a microwave oven are of wave-length 12 cm, then their frequency will be:

Amplitude in SHM is equivalent to_____ in circular motion:

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

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

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:

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

The wave form of SHM is

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

An object undergoes SHM. Its maximum equilibrium positions:

Acceleration of body executing SHM is always directed towards

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

A particle moving uniformly along circle its projection along diameter performs

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

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

A body with frequency would complete one vibration in:

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

The string of a simple pendulum should be:

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

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

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