ECAT Pre Computer Science Chapter 7 MCQ Test With Answer

MCQ's Test For ECAT Physics Chapter 7 Oscillations

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

Question # 2

A particle moving uniformly along circle its projection along diameter performs

Question # 3

The S.I unit of frequency is

Question # 4

The SI unit of spring constant is identical with that of

Question # 5

Acceleration of body executing SHM is always directed towards

Question # 6

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

Question # 7

A body with frequency would complete one vibration in:

Question # 8

Amplitude in SHM is equivalent to ______ in circular motion

Question # 9

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

Question # 10

The unit of spring constant is

Question # 11

The restoring force is always directed towards:

Question # 12

Which of the following forces is responsible for SHM

Question # 13

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

Question # 14

Which one of the following is an example of SHM

Question # 15

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

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ECAT Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 If a given spring of spring constant K is cut into two identical segments, the spring constant of each segment is:
A. K/2
B. 2 K
C. 4 K
D. None of these
2 The SI unit of spring constant is identical with that of
A. Force
B. Surface tension
C. Pressure
D. Loudness
3 The unit of spring constant is:
A. J-sec
B. Metre
C. Nm-1
D. None of these
4 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
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 The unit of spring constant is
A. J-sec
B. Metre
C. Nm-1
D. None of these
7 Acceleration of body executing SHM is always directed towards
A. Extreme position
B. Mean position
C. Along the direction of motion
D. None
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 When quarter of a circle is completed, phase of vibration is:
A. 90°
B. 180°
C. 45°
D. 360°
10 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

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