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	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
2	In vibrational motion(SHM)	A. P.E remains conserved B. Average K.E remain constant C. Neither P.E nor K.E remains constant D. Total energy remains constant
3	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
4	If a force of 0.05 N produces an elongation of 20 mm in a 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
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	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
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	A body with frequency of would complete one vibration in:	A. f seconds B. 1/f seconds C. 1 second D. f²second
9	Which of the following quantity for particle executing SHM is non-zero at mean position	A. Force B. Acceleration C. Velocity D. Displacement
10	An oscillating body oscillates due to:	A. Applied force B. Restoring force C. Frictional force 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

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

An oscillating body oscillates due to:

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

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

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

The unit of spring constant is:

The S.I unit of frequency is

The restoring force is always directed towards:

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

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

Which one of the following is an example of SHM:

The graph showing the variation of displacement with time is a

SHM is type of ______ motion

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

A body with frequency of would complete one vibration in:

The unit of spring constant 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:

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

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:

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

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

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

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

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

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

The displacement of body executing SHM is

Which one of the following is an example of SHM

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

An object undergoes SHM. Its maximum equilibrium positions:

The time taken to complete one vibration is called:

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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:

The restoring force is and opposite tot he applied force within

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:

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