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	In vibrational motion(SHM)	A. P.E remains conserved B. Average K.E remain constant C. Neither P.E nor K.E remains constant D. Total energy remains constant
2	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
3	An object undergoes SHM. Its maximum equilibrium positions:	A. Maximum B. Half of its maximum value C. Zero D. None
4	A body with frequency would complete one vibration in:	A. f seconds B. 1/f seconds C. 1 second D. f²second
5	The SI unit of spring constant is identical with that of	A. Force B. Surface tension C. Pressure D. Loudness
6	A body of mass 0.031 kg attached to one end of a spring of spring constant 0.3 N/m, then time period of spring mass system will be:	A. 1.5 sec B. 2.0 sec C. 2.3 sec D. 2.5 sec
7	The time period of a simple pendulum is independent of its:	A. Length B. Mass C. Value of g D. Both A and B
8	An oscillating body oscillates due to:	A. Applied force B. Restoring force C. Frictional force D. None of these
9	In SHM, there is always a constant ratio between displacement if body and its:	A. Velocity B. Period C. Mass D. Acceleration
10	The restoring force is ______ and opposite tot he 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

An oscillating body oscillates due to:

The string of a simple pendulum should be:

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

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

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

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 _____:

Which of the following forces is responsible for SHM

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:

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

Hertz is unit of:

The wave form of 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:

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

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

In vibrational motion(SHM)

The number of vibrations in two seconds can be expressed as______if frequency of vibration is f.

Amplitude in SHM is equivalent to ______ in circular motion:

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

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

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

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

The graph showing the variation of displacement with time is a

The S.I unit of frequency is

A body of mass 0.031 kg attached to one end of a spring of spring constant 0.3 N/m, then time period of spring mass system will be:

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

Amplitude in SHM is equivalent to_____ in circular motion:

The restoring force is always directed towards:

Acceleration of body executing SHM is always directed towards

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

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ECAT Physics Chapter 7 Important MCQ's

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

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

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 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:

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

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

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