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

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

Question # 2

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

Question # 3

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

Question # 4

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

Question # 5

In vibrational motion(SHM)

Question # 6

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

Question # 7

The time taken to complete one vibration is called:

Question # 8

The wave form of SHM is

Question # 9

A body with frequency would complete one vibration in:

Question # 10

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

Question # 11

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

Question # 12

Amplitude in SHM is equivalent to ______ in circular motion

Question # 13

A body with frequency of would complete one vibration in:

Question # 14

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

Question # 15

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

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ECAT Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 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
2 If a force of 0.05 N produces an elongation of 20 mm in a 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
3 Which of the following quantity for particle executing SHM is non-zero at mean position
A. Force
B. Acceleration
C. Velocity
D. Displacement
4 Second's pendulum is the pendulum whose time period is:
A. 1 second
B. 2 second
C. 3 second
D. None of these
5 The maximum distance of body from mean position when body is executing SHM is called
A. Time period
B. Displacement
C. Amplitude
D. Frequency
6 The wave form of SHM is
A. Pulsed wave
B. Square wave
C. Triangular waved
D. Sine wave
7 If there identical strings each of constant K are hooked together the spring constant of resultant spring will be:
A. 3 K
B. 2 K
C. K/4
D. K/3
8 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:
A. 4 gms
B. 0.4 gm
C. 40 gms
D. None of these
9 An oscillating body oscillates due to:
A. Applied force
B. Restoring force
C. Frictional force
D. None of these
10 The SI unit of spring constant is identical with that of
A. Force
B. Surface tension
C. Pressure
D. Loudness

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