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 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:	A. 4 gms B. 0.4 gm C. 40 gms D. None of these
2	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
3	The displacement of body executing SHM is	A. x_ocoswt B. x_osinwt C. x_osin²wt D. Both A, B
4	The acceleration of body executing SHM is directly proportional to	A. Applied force B. Amplitude C. Displacement D. Frictional force
5	If a given spring of spring constant k is cut into two indentical segments, the spring constant of each segment is:	A. k/2 B. 2 k C. 4 k D. None of these
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	Velocity of particle executing SHM will be maximum at	A. Extreme position B. Mean position C. b/w mean and extreme D. None
8	Hertz is unit of:	A. Time period B. Displacement C. Amplitude D. Frequency
9	The number of vibration in two seconds can be expressed as ______ of frequency of vibration is f:	A. f B. 2 f C. 3 f D. 1/2 f
10	The SI unit of spring constant is identical with that of:	A. Force B. Surface tension C. Pressure D. Loudness

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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

The unit of spring constant 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 through 10 cm at a place where g = 10 m sec-2. The mass to be suspended should be:

SHM is type of ______ motion

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

Which one of the following is an example of SHM:

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

Velocity of particle executing SHM will be maximum at

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

The restoring force is always directed towards:

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

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:

Hertz is unit of:

An oscillating body oscillates due to:

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

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

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

Amplitude in SHM is equivalent to ______ in circular motion

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

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

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

Amplitude in SHM is equivalent to ______ in circular motion:

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

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

Amplitude is the displacement of the vibrating body from:

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

The string of a simple pendulum should be:

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

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

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ECAT Physics Chapter 7 Important MCQ's

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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:

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

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

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__,:

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