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

Amplitude in SHM is equivalent to ______ in circular motion

Question # 2

A particle moving uniformly along circle its projection along diameter performs

Question # 3

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 # 4

The string of a simple pendulum should be:

Question # 5

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

Question # 6

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

Question # 7

If a mass of 10 gm is suspended from a spring of k = 9.8 Nm-1, then the extension will be:

Question # 8

A particle is moving along a circular path with uniform speed. Its projection will execute____along the____of the circle:

Question # 9

If there identical strings each of constant K are hooked together the spring constant of resultant spring will be:

Question # 10

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

Question # 11

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

Question # 12

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

Question # 13

Which one of the following is an example of SHM:

Question # 14

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

Question # 15

A spring of constant k = 0.4 N m-1is to be extended thorugh 10 cm at a place where g = 10 m sec-2. The mass to be suspended should be:

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ECAT Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 Which of the following forces is responsible for SHM
A. Applied force
B. Restoring force
C. Fractional force
D. Elastic force
2 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
3 The restoring force is always directed towards:
A. Rest position
B. Equilibrium position
C. Mean position
D. All of them
4 The time period of a simple pendulum is independent of its:
A. Length
B. Mass
C. Value of g
D. Both A and B
5 In SHM, the acceleration is ______ when velocity is _____:
A. Zero, smallest
B. Smallest, zero
C. Zero, zero
D. Zero, greatest
6 If a force of 0.05 N produces an elongation of 20 mm in string, then its spring constant will be:
A. 250 N m-1
B. 25 N m-1
C. 2.5 N m-1
D. None of these
7 When quarter of a circle is completed, phase of vibration is:
A. 90°
B. 180°
C. 45°
D. 360°
8 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
9 When quarter of a cycle is completed, the phase of vibration is:
A. 90°
B. 180°
C. 45°
D. 360°
10 Amplitude in SHM is equivalent to_____ in circular motion:
A. Diameter
B. Radius
C. Circumference
D. None of these

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