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	Distance covered during one vibration of an oscillating body in terms of amplitude A is:	A. A B. 2 A C. 3 A D. 4 A
2	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
3	The SI unit of spring constant is identical with that of	A. Force B. Surface tension C. Pressure D. Loudness
4	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
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 would complete one vibration in:	A. f seconds B. 1/f seconds C. 1 second D. f²second
7	The graph showing the variation of displacement with time is a	A. Sine curve B. Straight line C. Parabola D. None of these
8	A particle is moving along a circular path with uniform speed. Its projection will execute____along the____of the circle:	A. Circular motion, circumference B. Vibrator, chord C. SHM, diameter D. SHM, circumference
9	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
10	The restoring force is always directed towards:	A. Rest position B. Equilibrium position C. Mean position D. All of them

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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

Free oscillations are always produced by:

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

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

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

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

Which of the following quantity for particle executing SHM is non-zero at mean position

A body with frequency of would complete one vibration in:

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

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

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 string, then its spring constant will be:

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

Amplitude in SHM is equivalent to ______ in circular motion

SHM is type of ______ motion

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

An oscillating body oscillates due to:

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:

Vibratory motion is always under

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

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

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

In vibrational motion(SHM)

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

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

The unit of spring constant is:

Which one of the following is an example of SHM

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

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

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

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:

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ECAT Physics Chapter 7 Important MCQ's

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

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

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:

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

The restoring force is and opposite tot he 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: