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

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

Question # 2

Acceleration of body executing SHM is always directed towards

Question # 3

A body with frequency would complete one vibration in:

Question # 4

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

Question # 5

The time taken to complete one vibration is called:

Question # 6

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

Question # 7

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

Question # 8

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

Question # 9

In vibrational motion(SHM)

Question # 10

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:

Question # 11

Amplitude in SHM is equivalent to_____ in circular motion:

Question # 12

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

Question # 13

Which one of the following is an example of SHM

Question # 14

Which one of the following is an example of 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 forces is responsible for SHM
A. Applied force
B. Restoring force
C. Fractional force
D. Elastic force
2 The acceleration of body executing SHM is directly proportional to
A. Applied force
B. Amplitude
C. Displacement
D. Frictional force
3 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
4 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
5 When a body is vibrating, the displacement from mean position
A. Increases with time
B. Decreases with time
C. Changes with time
D. None of these
6 An oscillating body oscillates due to:
A. Applied force
B. Restoring force
C. Frictional force
D. None of these
7 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
8 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. Vibratory, chord
C. SHM, diameter
D. SHM, circumference
9 Hertz is unit of:
A. Time period
B. Displacement
C. Amplitude
D. Frequency
10 The restoring force is ______ amd 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

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