ECAT Pre General Science Chapter 7 online mcq test with answers for Physics chapter 7 (Oscillation)

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ECAT Physics Chapter 7 Important MCQ's

Sr.#	Question	Answer
1	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
2	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
3	The SI unit of spring constant is identical with that of	A. Force B. Surface tension C. Pressure D. Loudness
4	Which of the following is an example of SHM(in ideal situations)	A. Motion of simple pendulum B. Motion of horizontal spring man system C. Motion of violin string D. All of these
5	When a body is vibrating, the displacement from mean position:	A. Increases with time B. Decreases with time C. Changes with time D. None of these
6	An object undergoes SHM. Its maximum equilibrium positions:	A. Maximum B. Half of its maximum value C. Zero D. None
7	Which one of the following is an example of SHM:	A. Motion in a plane B. Motion in a swing C. Motion in a car D. None of these
8	When a body is vibrating, the displacement from mean position	A. Increases with time B. Decreases with time C. Changes with time D. None of these
9	The graph showing the variation of displacement with time is a:	A. Sine curve B. Straight line C. Parabola D. None of these
10	To and fro motion of a body is about its mean position is known as:	A. Translatory motion B. Vibratory motion C. Rotatory motion D. None of these

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ECAT Pre General Science Physics Chapter 7 MCQ Test With Answer

MCQ's Test For ECAT Pre General Science Physics Chapter 7 Oscillations

ECAT Pre General Science Physics Chapter 7 Oscillations

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

An oscillating body oscillates due to:

The wave form of SHM is

Which one of the following is an example of SHM:

An object undergoes SHM. Its maximum equilibrium positions:

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

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

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

A body with frequency of would complete one vibration in:

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

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

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

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

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

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

Amplitude in SHM is equivalent to_____ in circular motion:

The string of a simple pendulum should be:

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

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

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

Free oscillations are always produced by:

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

The number of vibration in two seconds can be expressed as______ of frequency of vibration is f:

The SI unit of spring constant is identical with that of

In SHM, the acceleration is ______ when velocity is _____:

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

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

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

The acceleration of body executing SHM is directly proportional to

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

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ECAT Physics Chapter 7 Important MCQ's

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The restoring force is _ and opposite to the applied force within __,:

The restoring force is __ amd opposite to the applied force within _:

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

The body oscillates due to accelerates and overshoots the rest position due to _

The number of vibration in two seconds can be expressed as
______ of frequency of vibration is f:

In SHM, the acceleration is __ when velocity is _:

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