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	An object undergoes SHM. Its maximum equilibrium positions:	A. Maximum B. Half of its maximum value C. Zero D. None
2	The wave form of SHM is	A. Pulsed wave B. Square wave C. Triangular waved D. Sine wave
3	An oscillating body oscillates due to:	A. Applied force B. Restoring force C. Frictional force D. None of these
4	The restoring force is _____ and 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
5	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
6	Amplitude in SHM is equivalent to ______ in circular motion	A. Diameter B. Radius C. Circumference D. None of these
7	If mass of 10 gm is suspended from a spring of K=0.8 Nm^-1then the extension will be:	A. 10 cm B. 1 m C. 10 mn D. None of these
8	Which of the following forces is responsible for SHM	A. Applied force B. Restoring force C. Fractional force D. Elastic force
9	The number of vibration in two seconds can be expressed as ______ of frequency of vibration is f:	A. f B. 2 f C. 3 f D. 1/2 f
10	If a given spring of spring constant k is cut into two indentical segments, the spring constant of each segment is:	A. k/2 B. 2 k C. 4 k 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

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:

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

The unit of spring constant is:

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

Free oscillations are always produced by:

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

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

An object undergoes SHM. Its maximum equilibrium positions:

SHM is type of ______ motion

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

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

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

Velocity of particle executing SHM will be maximum at

The restoring force is always directed towards:

Hertz is unit of:

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 time taken to complete one vibration is called:

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

The SI unit of spring constant is identical with that of

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

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

Which one of the following is an example of SHM:

The SI unit of spring constant is identical with that of:

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

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

In vibrational motion(SHM)

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

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

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

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:

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