ECAT Pre Engineering Physics Chapter 7 MCQ Test With Answer

MCQ's Test For Physics ECAT Pre Engineering Chapter 7 Oscillations

Try The MCQ's Test For Physics ECAT Pre Engineering Chapter 7 Oscillations

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Physics ECAT Pre Engineering Chapter 7 Oscillations

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Question # 1

A body of mass 0.031 kg attached to one end of a spring of spring constant 0.3 N/m, then time period of spring mass system will be:

Question # 2

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

Question # 3

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

Question # 4

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 # 5

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

Question # 6

Amplitude in SHM is equivalent to ______ in circular motion:

Question # 7

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

Question # 8

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

Question # 9

When a body is vibrating, the displacement from mean position

Question # 10

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

Question # 11

Which of the following forces is responsible for SHM

Question # 12

Vibratory motion is always under

Question # 13

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

Question # 14

SHM is type of ______ motion

Question # 15

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

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ECAT Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 A particle moving uniformly along circle its projection along diameter performs
A. Linear motion
B. Projectile motion
C. SHM
D. Rotatory motion
2 When quarter of a circle is completed, the phase of vibration is:
A. 90°
B. 180°
C. 45°
D. 360°
3 The restoring force is always directed towards:
A. Rest position
B. Equilibrium position
C. Mean position
D. All of them
4 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
5 An oscillating body oscillates due to:
A. Applied force
B. Restoring force
C. Frictional force
D. None of these
6 If mass of 10 gm is suspended from a spring of K=0.8 Nm-1then the extension will be:
A. 10 cm
B. 1 m
C. 10 mn
D. None of these
7 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
8 The graph showing the variation of displacement with time is a:
A. Sine curve
B. Straight line
C. Parabola
D. None of these
9 Hertz is unit of:
A. Time period
B. Displacement
C. Amplitude
D. Frequency
10 The string of a simple pendulum should be:
A. Heavy
B. Extensible
C. In-extensible
D. None of these

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