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

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

Question # 2

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

Question # 3

The graph showing the variation of displacement with time is a

Question # 4

SHM is type of ______ motion

Question # 5

Hertz is unit of:

Question # 6

An oscillating body oscillates due to:

Question # 7

If a force of 0.05 N produces an elongation of 20 mm in a string, then its spring constant will be:

Question # 8

A body with frequency would complete one vibration in:

Question # 9

Velocity of particle executing SHM will be maximum at

Question # 10

If the waves produced in a microwave oven are of wave-length 12 cm, then their frequency will be:

Question # 11

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

Question # 12

Which one of the following is an example of SHM

Question # 13

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

Question # 14

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

Question # 15

Which of the following quantity for particle executing SHM is non-zero at mean position

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ECAT Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 Velocity of particle executing SHM will be maximum at
A. Extreme position
B. Mean position
C. b/w mean and extreme
D. None
2 The time taken to complete one vibration is called:
A. Frequency
B. Amplitude
C. Time
D. Time period
3 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
4 Amplitude in SHM is equivalent to ______ in circular motion:
A. Diameter
B. Radius
C. Circumference
D. None of these
5 A particle is moving along a circular path with uniform speed. Its projection will execute____along the____of the circle:
A. Circular motion, circumference
B. Vibrator, chord
C. SHM, diameter
D. SHM, circumference
6 Which of the following quantity for particle executing SHM is non-zero at mean position
A. Force
B. Acceleration
C. Velocity
D. Displacement
7 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
8 The S.I unit of frequency is
A. Vibrations s-2
B. Ms-1
C. Hertz
D. s-1
9 If the waves produced in a microwave oven are of wave-length 12 cm, then their frequency will be:
A. 2500 MHz
B. 0.25 MHz
C. 2500 KHz
D. None of these
10 Distance covered during one vibration of an oscillating body in terms of amplitude A is:
A. A
B. 2 A
C. 3 A
D. 4 A

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