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	Amplitude in SHM is equivalent to ______ in circular motion	A. Diameter B. Radius C. Circumference D. None of these
2	The displacement of body executing SHM is	A. x_ocoswt B. x_osinwt C. x_osin²wt D. Both A, B
3	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
4	The unit of spring constant is:	A. J-sec B. Metre C. Nm^-1 D. None of these
5	A body with frequency would complete one vibration in:	A. f seconds B. 1/f seconds C. 1 second D. f²second
6	An object in SHM will have maximum speed when its displacement from equilibrium position is:	A. Infinity B. Maximum C. Zero D. Minimum
7	The restoring force is always directed towards:	A. Rest position B. Equilibrium position C. Mean position D. All of them
8	The body oscillates due to _____ accelerates and overshoots the rest position due to______,:	A. Applied force, inertial B. Restoring force, friction C. Frictional force, inertial D. Restoring force, inertial
9	The S.I unit of frequency is	A. Vibrations s^-2 B. Ms^-1 C. Hertz D. s^-1
10	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

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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

Amplitude in SHM is equivalent to_____ in circular motion:

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

The restoring force is always directed towards:

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

In vibrational motion(SHM)

The graph showing the variation of displacement with time is a

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

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

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

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 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:

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

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

SHM is type of ______ motion

The string of a simple pendulum should be:

Vibratory motion is always under

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

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:

When a body is vibrating, the displacement from mean position

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

An oscillating body oscillates due to:

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

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

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

Which of the following forces is responsible for SHM

Hertz is unit of:

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

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

An object undergoes SHM. Its maximum equilibrium positions:

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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 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:

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