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

The unit of spring constant is:

Question # 2

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

Question # 3

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

Question # 4

The unit of spring constant is

Question # 5

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

Question # 6

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

Question # 7

Acceleration of body executing SHM is always directed towards

Question # 8

The wave form of SHM is

Question # 9

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

Question # 10

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

Question # 11

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

Question # 12

Amplitude in SHM is equivalent to ______ in circular motion

Question # 13

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

Question # 14

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

Question # 15

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

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ECAT Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 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
2 The body oscillates due to _____ accelerates and overshoots the rest position due to______,:
A. Applied force, inertial
B. Restoring force, friction
C. Frictional force, inertial
D. Restoring force, inertial
3 Velocity of particle executing SHM will be maximum at
A. Extreme position
B. Mean position
C. b/w mean and extreme
D. None
4 The S.I unit of frequency is
A. Vibrations s-2
B. Ms-1
C. Hertz
D. s-1
5 Which one of the following is an example of SHM:
A. Motion in a plane
B. Motion in a swing
C. Motion in a car
D. None of these
6 The acceleration of body executing SHM is directly proportional to
A. Applied force
B. Amplitude
C. Displacement
D. Frictional force
7 A body with frequency of would complete one vibration in:
A. f seconds
B. 1/f seconds
C. 1 second
D. f2second
8 The unit of spring constant is
A. J-sec
B. Metre
C. Nm-1
D. None of these
9 Which of the following quantity for particle executing SHM is non-zero at mean position
A. Force
B. Acceleration
C. Velocity
D. Displacement
10 Acceleration of body executing SHM is always directed towards
A. Extreme position
B. Mean position
C. Along the direction of motion
D. None

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