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 displacement of body executing SHM is	A. x_ocoswt B. x_osinwt C. x_osin²wt D. Both A, B
2	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
3	When quarter of a circle is completed, phase of vibration is:	A. 90° B. 180° C. 45° D. 360°
4	A particle is moving along a circular path with uniform speed. Its projection will execute ___along the _____ of the circle:	A. Circular motion, circumference B. Vibratory, chord C. SHM, diameter D. SHM, circumference
5	If there identical strings each of constant K are hooked together the spring constant of resultant spring will be:	A. 3 K B. 2 K C. K/4 D. K/3
6	The graph showing the variation of displacement with time is a:	A. Sine curve B. Straight line C. Parabola D. None of these
7	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
8	The restoring force is always directed towards:	A. Rest position B. Equilibrium position C. Mean position D. All of them
9	Amplitude in SHM is equivalent to_____ in circular motion:	A. Diameter B. Radius C. Circumference D. None of these
10	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

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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 string of a simple pendulum should be:

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

A particle moving uniformly along circle its projection along diameter performs

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

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

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

Which one of the following is an example of SHM

Amplitude in SHM is equivalent to_____ in circular motion:

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:

Second's pendulum is the pendulum whose time period is:

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

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

The wave form of SHM is

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

Free oscillations are always produced by:

When a body is vibrating, the displacement from mean position

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

The acceleration of body executing SHM is directly proportional to

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

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

A body with frequency of would complete one vibration in:

A body with frequency would complete one vibration in:

Which one of the following is an example of SHM:

An oscillating body oscillates due to:

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

Velocity of particle executing SHM will be maximum at

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

Which of the following forces is responsible for SHM

The SI unit of spring constant is identical with that of

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

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

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

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

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