ECAT Pre Computer Science Chapter 7 MCQ Test With Answer

MCQ's Test For ECAT Physics Chapter 7 Oscillations

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ECAT Physics Chapter 7 Oscillations

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Question # 1

The graph showing the variation of displacement with time is a:

Question # 2

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

Question # 3

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

Question # 4

Free oscillations are always produced by:

Question # 5

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

Question # 6

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

Question # 7

The unit of spring constant is:

Question # 8

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

Question # 9

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

Question # 10

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

Question # 11

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

Question # 12

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

Question # 13

The body oscillates due to _____ accelerates and overshoots the rest position due to______,:

Question # 14

A particle is moving along a circular path with uniform speed. Its projection will execute ___along the _____ of the circle:

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 When a mass attached to a spring begins to move left or right from the equilibrium position, its P.E.:
A. Increases
B. Decreases
C. Remains constant
D. None of these
2 Acceleration of body executing SHM is always directed towards
A. Extreme position
B. Mean position
C. Along the direction of motion
D. None
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:
A. 4 gms
B. 0.4 gm
C. 40 gms
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 The SI unit of spring constant is identical with that of
A. Force
B. Surface tension
C. Pressure
D. Loudness
6 SHM is type of ______ motion
A. Vibratory
B. Linear
C. Circular
D. None
7 The graph showing the variation of displacement with time is a
A. Sine curve
B. Straight line
C. Parabola
D. None of these
8 Second's pendulum is the pendulum whose time period is:
A. 1 second
B. 2 second
C. 3 second
D. None of these
9 Which of the following quantity for particle executing SHM is non-zero at mean position
A. Force
B. Acceleration
C. Velocity
D. Displacement
10 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

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