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

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

Question # 2

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

Question # 3

An angle of 180° in circular motion is equivalent to ______ in SHM.

Question # 4

The SI unit of spring constant is identical with that of

Question # 5

Amplitude in SHM is equivalent to ______ in circular motion:

Question # 6

A body with frequency of would complete one vibration in:

Question # 7

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

Question # 8

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

Question # 9

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

Question # 10

Which one of the following is an example of SHM:

Question # 11

Amplitude in SHM is equivalent to ______ in circular motion

Question # 12

An object in SHM will have maximum speed when its displacement from equilibrium position is:

Question # 13

If mass of 10 gm is suspended from a spring of K=0.8 Nm-1then the extension will be:

Question # 14

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

Question # 15

When a body is vibrating, the displacement from mean position

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ECAT Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 Hertz is unit of:
A. Time period
B. Displacement
C. Amplitude
D. Frequency
2 In SHM, the acceleration is ______ when velocity is _____:
A. Zero, smallest
B. Smallest, zero
C. Zero, zero
D. Zero, greatest
3 Amplitude in SHM is equivalent to ______ in circular motion:
A. Diameter
B. Radius
C. Circumference
D. None of these
4 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
5 When quarter of a circle is completed, the phase of vibration is:
A. 90°
B. 180°
C. 45°
D. 360°
6 Second's pendulum is the pendulum whose time period is:
A. 1 second
B. 2 second
C. 3 second
D. None of these
7 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
8 The S.I unit of frequency is
A. Vibrations s-2
B. Ms-1
C. Hertz
D. s-1
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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