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	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
2	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
3	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
4	The S.I unit of frequency is	A. Vibrations s^-2 B. Ms^-1 C. Hertz D. s^-1
5	If a force of 0.05 N produces an elongation of 20 mm in string, then its spring constant will be:	A. 250 N m^-1 B. 25 N m^-1 C. 2.5 N m^-1 D. None of these
6	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
7	SHM is type of ______ motion	A. Vibratory B. Linear C. Circular D. None
8	An angle of 180° in circular motion is equivalent to ______ in SHM.	A. Half the vibration B. One vibration C. 3/4th of a vibration D. None of these
9	When quarter of a cycle is completed, the phase of vibration is:	A. 90° B. 180° C. 45° D. 360°
10	In SHM, there is always a constant ratio between displacement if body and its:	A. Velocity B. Period C. Mass D. Acceleration

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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 a body is vibrating, the displacement from mean position:

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:

When a body is vibrating, the displacement from mean position

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

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

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

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

Vibratory motion is always under

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

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

Which of the following is an example of SHM(in ideal situations)

A particle executes SHM with frequency. The frequency with which its K.E oscillates is

Acceleration of body executing SHM is always directed towards

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

Free oscillations are always produced by:

Which one of the following is an example of SHM:

The restoring force is always directed towards:

An oscillating body oscillates due to:

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

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:

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 displacement of body executing SHM is

Which of the following forces is responsible for SHM

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

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

Amplitude in SHM is equivalent to ______ in circular motion

Amplitude in SHM is equivalent to ______ in circular motion:

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

The unit of spring constant is

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ECAT Physics Chapter 7 Important MCQ's

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

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

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

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

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