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

Amplitude in SHM is equivalent to ______ in circular motion

Question # 2

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

Question # 3

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

Question # 4

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

Question # 5

The graph showing the variation of displacement with time is a

Question # 6

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

Question # 7

The number of vibration in two seconds can be expressed as
______ of frequency of vibration is f:

Question # 8

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

Question # 9

SHM is type of ______ motion

Question # 10

The wave form of SHM is

Question # 11

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

Question # 12

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

Question # 13

Hertz is unit of:

Question # 14

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 # 15

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

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ECAT Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 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
2 To and from motion of a body about its mean position is known as:
A. Translatory motion
B. Vibratory motion
C. Rotatory motion
D. None of these
3 The time period of a simple pendulum is independent of its:
A. Length
B. Mass
C. Value of g
D. Both A and B
4 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
5 The displacement of body executing SHM is
A. xocoswt
B. xosinwt
C. xosin2wt
D. Both A, B
6 Amplitude is the displacement of the vibrating body from:
A. One extreme position to the other extreme position
B. Mean position any one extreme position
C. Both A and B are correct
D. None of these
7 When quarter of a cycle is completed, the phase of vibration is:
A. 90°
B. 180°
C. 45°
D. 360°
8 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
9 A particle moving uniformly along circle its projection along diameter performs
A. Linear motion
B. Projectile motion
C. SHM
D. Rotatory motion
10 The wave form of SHM is
A. Pulsed wave
B. Square wave
C. Triangular waved
D. Sine wave

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