ECAT Pre General Science Chapter 7 online mcq test with answers for Physics chapter 7 (Oscillation)

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ECAT Class Physics Chapter 7 Important MCQ's

Sr.#	Question	Answer
1	The SI unit of spring constant is identical with that of	A. Force B. Surface tension C. Pressure D. Loudness
2	Which of the following is an example of SHM(in ideal situations)	A. Motion of simple pendulum B. Motion of horizontal spring man system C. Motion of violin string D. All of these
3	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
4	The string of a simple pendulum should be:	A. Heavy B. Extensible C. In-extensible D. None of these
5	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
6	The displacement of body executing SHM is	A. x_ocoswt B. x_osinwt C. x_osin²wt D. Both A, B
7	The number of vibrations in two seconds can be expressed as______if frequency of vibration is f.	A. f B. 2 f C. 3 f D. 1/2 f
8	The unit of spring constant is	A. J-sec B. Metre C. Nm^-1 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	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

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

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

The SI unit of spring constant is identical with that of

When a body is vibrating, the displacement from mean position

Velocity of particle executing SHM will be maximum at

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 always directed towards:

A body with frequency of would complete one vibration in:

Hertz is unit of:

Vibratory motion is always under

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

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

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

Which of the following forces is responsible for SHM

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

An object undergoes SHM. Its maximum equilibrium positions:

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

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 acceleration of body executing SHM is directly proportional to

In vibrational motion(SHM)

A body with frequency would complete one vibration in:

The unit of spring constant is

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

An oscillating body oscillates due to:

The time period of a simple pendulum is independent of its:

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

Free oscillations are always produced by:

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

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

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

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__,:

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