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

In SHM, there is always a constant ratio between displacement if body and its:

Question # 2

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

Question # 3

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

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

Which of the following is an example of SHM(in ideal situations)

Question # 6

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

Question # 7

Vibratory motion is always under

Question # 8

The S.I unit of frequency is

Question # 9

The unit of spring constant is:

Question # 10

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

Question # 11

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

Question # 12

The time period of a simple pendulum is independent of its:

Question # 13

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

Question # 14

Amplitude in SHM is equivalent to ______ in circular motion:

Question # 15

Acceleration of body executing SHM is always directed towards

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ECAT Physics Chapter 7 Important MCQ's

Sr.# Question Answer
1 If time period of a pendulum is doubled by increasing its length, then its frequency will
A. Also be doubled
B. Become half
C. Become one fourth
D. Becomes four times
2 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. Vibratory, chord
C. SHM, diameter
D. SHM, circumference
3 The restoring force is _____ and opposite to the applied force within ______,:
A. Equal, elastic limit
B. Different, the walls of the laboratory
C. Different, elastic limit
D. None of these
4 The SI unit of spring constant is identical with that of
A. Force
B. Surface tension
C. Pressure
D. Loudness
5 A body with frequency would complete one vibration in:
A. f seconds
B. 1/f seconds
C. 1 second
D. f2second
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 Second's pendulum is the pendulum whose time period is:
A. 1 second
B. 2 second
C. 3 second
D. None of these
8 Acceleration of body executing SHM is always directed towards
A. Extreme position
B. Mean position
C. Along the direction of motion
D. None
9 Velocity of particle executing SHM will be maximum at
A. Extreme position
B. Mean position
C. b/w mean and extreme
D. None
10 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:
A. 4 gms
B. 0.4 gms
C. 40 gms
D. None of these

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