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	When quarter of a circle is completed, phase of vibration is:	A. 90° B. 180° C. 45° D. 360°
2	A body with frequency of would complete one vibration in:	A. f seconds B. 1/f seconds C. 1 second D. f²second
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 body oscillates due to ______ accelerates and overshoots the rest position due to _____:	A. Applied force , inertia B. Restoring force, friction C. Frictional force, inertia D. Restoring force, inertia
5	Hertz is unit of:	A. Time period B. Displacement C. Amplitude D. Frequency
6	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
7	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
8	The string of a simple pendulum should be:	A. Heavy B. Extensible C. In-extensible D. None of these
9	The SI unit of spring constant is identical with that of:	A. Force B. Surface tension C. Pressure D. Loudness
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 object in SHM will have maximum speed when its displacement from equilibrium position is:

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

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

Which one of the following is an example of SHM

Hertz is unit of:

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

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

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

An object undergoes SHM. Its maximum equilibrium positions:

Amplitude in SHM is equivalent to_____ in circular motion:

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

Which of the following forces is responsible for SHM

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

In vibrational motion(SHM)

When a body is vibrating, the displacement from mean position

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

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

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

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

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

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

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

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

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

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

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

Free oscillations are always produced by:

The acceleration of body executing SHM is directly proportional to

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:

Velocity of particle executing SHM will be maximum at

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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 _:

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

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

The restoring force is and opposite tot he applied force within

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

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

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

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