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	The unit of spring constant is:	A. J-sec B. Metre C. Nm^-1 D. None of these
2	An angle of 180° in circular motion is equivalent to ______ in SHM.	A. Half the vibration B. One vibration C. 3/4th of a vibration D. None of these
3	If the waves produced in a microwave oven are of wave-length 12 cm, then their frequency will be:	A. 2500 MHz B. 0.25 MHz C. 2500 KHz D. None of these
4	The S.I unit of frequency is	A. Vibrations s^-2 B. Ms^-1 C. Hertz D. s^-1
5	A body with frequency of would complete one vibration in:	A. f seconds B. 1/f seconds C. 1 second D. f²second
6	Hertz is unit of:	A. Time period B. Displacement C. Amplitude D. Frequency
7	In SHM, there is always a constant ratio between displacement if body and its:	A. Velocity B. Period C. Mass D. Acceleration
8	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
9	The string of a simple pendulum should be:	A. Heavy B. Extensible C. In-extensible D. None of these
10	The restoring force is ______ amd 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

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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

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

Amplitude in SHM is equivalent to ______ in circular motion

The unit of spring constant is

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

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

Which one of the following is an example of SHM:

Amplitude in SHM is equivalent to_____ in circular motion:

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

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

In vibrational motion(SHM)

The restoring force is always directed towards:

Acceleration of body executing SHM is always directed towards

The graph showing the variation of displacement with time is a

The SI unit of spring constant is identical with that of

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

A body with frequency of would complete one vibration in:

An object in SHM will have maximum speed when its displacement from equilibrium position is:

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

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

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

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

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

A particle moving uniformly along circle its projection along diameter performs

The displacement of body executing SHM is

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:

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

When a body is vibrating, the displacement from mean position:

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

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

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

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ECAT Physics Chapter 7 Important MCQ's

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

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

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

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

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