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	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
2	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
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	Hertz is unit of:	A. Time period B. Displacement C. Amplitude D. Frequency
5	The displacement of body executing SHM is	A. x_ocoswt B. x_osinwt C. x_osin²wt D. Both A, B
6	Acceleration of body executing SHM is always directed towards	A. Extreme position B. Mean position C. Along the direction of motion D. None
7	A body with frequency would complete one vibration in:	A. f seconds B. 1/f seconds C. 1 second D. f²second
8	The string of a simple pendulum should be:	A. Heavy B. Extensible C. In-extensible D. None of these
9	The graph showing the variation of displacement with time is a	A. Sine curve B. Straight line C. Parabola D. None of these
10	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

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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

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

The displacement of body executing SHM is

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

Amplitude is the displacement of the vibrating body from:

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

The unit of spring constant is:

The restoring force is ______ and opposite tot he applied force within ______

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

An oscillating body oscillates due to:

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 SI unit of spring constant is identical with that of

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

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

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

The number of vibrations in two seconds can be expressed as______if frequency of vibration is f.

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

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

When a body is vibrating, the displacement from mean position:

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:

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.:

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

A particle moving uniformly along circle its projection along diameter performs

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

Which of the following forces is responsible for SHM

The graph showing the variation of displacement with time is a

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

Acceleration of body executing SHM is always directed towards

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ECAT Physics Chapter 7 Important MCQ's

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

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

The restoring force is and opposite tot he applied force within

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

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

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: