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 displacement of body executing SHM is	A. x_ocoswt B. x_osinwt C. x_osin²wt D. Both A, B
2	Vibratory motion is always under	A. Applied force B. Restoring force C. Periodic force D. Gravitational force
3	The unit of spring constant is	A. J-sec B. Metre C. Nm^-1 D. None of these
4	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
5	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
6	A body with frequency of would complete one vibration in:	A. f seconds B. 1/f seconds C. 1 second D. f²second
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	A particle executes SHM with frequency. The frequency with which its K.E oscillates is	A. f/2 B. 2f C. f D. 4f
9	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
10	The body oscillates due to _____ accelerates and overshoots the rest position due to______,:	A. Applied force, inertial B. Restoring force, friction C. Frictional force, inertial D. Restoring force, inertial

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

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

A body with frequency would complete one vibration in:

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

Acceleration of body executing SHM is always directed towards

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

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

SHM is type of ______ motion

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

The unit of spring constant is

An oscillating body oscillates due to:

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

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

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 to the applied force within ______,:

Which one of the following is an example of SHM:

The SI unit of spring constant is identical with that of

Amplitude is the displacement of the vibrating body from:

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

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

The time taken to complete one vibration is called:

Which one of the following is an example of SHM

The acceleration of body executing SHM is directly proportional to

Free oscillations are always produced by:

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

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

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

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:

The wave form of SHM is

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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:

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

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

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

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

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: