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	Which of the following quantity for particle executing SHM is non-zero at mean position	A. Force B. Acceleration C. Velocity D. Displacement
2	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
3	A body with frequency of would complete one vibration in:	A. f seconds B. 1/f seconds C. 1 second D. f²second
4	Vibratory motion is always under	A. Applied force B. Restoring force C. Periodic force D. Gravitational force
5	SHM is type of ______ motion	A. Vibratory B. Linear C. Circular D. None
6	When a body is vibrating, the displacement from mean position	A. Increases with time B. Decreases with time C. Changes with time 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 would complete one vibration in:	A. f seconds B. 1/f seconds C. 1 second D. f²second
9	The unit of spring constant is	A. J-sec B. Metre C. Nm^-1 D. None of these
10	If the waves produced in a microwave oven are of wave-length 12 cm, then their frequency will be:	A. 2500 MHz B. 0.25 MHz C. 2500 KHz 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

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

Amplitude in SHM is equivalent to ______ in circular motion:

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

A body with frequency would complete one vibration in:

SHM is type of ______ motion

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

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

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:

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

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:

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

Acceleration of body executing SHM is always directed towards

The unit of spring constant is:

The SI unit of spring constant is identical with that of

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

The wave form of SHM is

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

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

The unit of spring constant is

The restoring force is always directed towards:

The body oscillates due to ______ accelerates and overshoots the rest position due to _______

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

In vibrational motion(SHM)

Vibratory motion is always under

The displacement of body executing SHM is

A particle moving uniformly along circle its projection along diameter performs

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

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ECAT 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:

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

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

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 _

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