ECAT Pre Computer Science Chapter 7 MCQ Test With Answer

MCQ's Test For ECAT Physics Chapter 7 Oscillations

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ECAT Physics Chapter 7 Oscillations

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Question # 1

Free oscillations are always produced by:

Question # 2

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

Question # 3

Amplitude in SHM is equivalent to_____ in circular motion:

Question # 4

An oscillating body oscillates due to:

Question # 5

Hertz is unit of:

Question # 6

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

Question # 7

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

Question # 8

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:

Question # 9

The unit of spring constant is:

Question # 10

Velocity of particle executing SHM will be maximum at

Question # 11

The unit of spring constant is

Question # 12

Acceleration of body executing SHM is always directed towards

Question # 13

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

Question # 14

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

Question # 15

When a mass attached to a spring begins to move left or right from the equilibrium position, its P.E.:

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ECAT Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 Which of the following is an example of SHM(in ideal situations)
A. Motion of simple pendulum
B. Motion of horizontal spring man system
C. Motion of violin string
D. All of these
2 Amplitude in SHM is equivalent to_____ in circular motion:
A. Diameter
B. Radius
C. Circumference
D. None of these
3 The string of a simple pendulum should be:
A. Heavy
B. Extensible
C. In-extensible
D. None of these
4 The S.I unit of frequency is
A. Vibrations s-2
B. Ms-1
C. Hertz
D. s-1
5 The number of vibration in two seconds can be expressed as
______ of frequency of vibration is f:
A. f
B. 2 f
C. 3 f
D. 1/2 f
6 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:
A. 4 gms
B. 0.4 gms
C. 40 gms
D. None of these
7 Which of the following quantity for particle executing SHM is non-zero at mean position
A. Force
B. Acceleration
C. Velocity
D. Displacement
8 The unit of spring constant is:
A. J-sec
B. Metre
C. Nm-1
D. None of these
9 When quarter of a circle is completed, the phase of vibration is:
A. 90°
B. 180°
C. 45°
D. 360°
10 The time period of a simple pendulum is independent of its:
A. Length
B. Mass
C. Value of g
D. Both A and B

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