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

If time period of a pendulum is doubled by increasing its length, then its frequency will

Question # 2

Velocity of particle executing SHM will be maximum at

Question # 3

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

Question # 4

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

Question # 5

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

Question # 6

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

Question # 7

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

Question # 8

When a body is vibrating, the displacement from mean position:

Question # 9

Which one of the following is an example of SHM

Question # 10

In vibrational motion(SHM)

Question # 11

The maximum distance of body from mean position when body is executing SHM is called

Question # 12

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

Question # 13

Amplitude in SHM is equivalent to ______ in circular motion

Question # 14

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

Question # 15

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

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ECAT Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 Amplitude in SHM is equivalent to_____ in circular motion:
A. Diameter
B. Radius
C. Circumference
D. None of these
2 The displacement of body executing SHM is
A. xocoswt
B. xosinwt
C. xosin2wt
D. Both A, B
3 Which of the following forces is responsible for SHM
A. Applied force
B. Restoring force
C. Fractional force
D. Elastic force
4 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
5 The SI unit of spring constant is identical with that of:
A. Force
B. Surface tension
C. Pressure
D. Loudness
6 The restoring force is always directed towards:
A. Rest position
B. Equilibrium position
C. Mean position
D. All of them
7 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
8 The wave form of SHM is
A. Pulsed wave
B. Square wave
C. Triangular waved
D. Sine wave
9 Acceleration of body executing SHM is always directed towards
A. Extreme position
B. Mean position
C. Along the direction of motion
D. None
10 If a mass of 10 gm is suspended from a spring of k = 9.8 Nm-1, then the extension will be:
A. 1 cm
B. 1 m
C. 10 mm
D. None of these

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