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	The maximum distance of body from mean position when body is executing SHM is called	A. Time period B. Displacement C. Amplitude D. Frequency
2	The restoring force is _____ and opposite to the applied force within ______,:	A. Equal, elastic limit B. Different, the walls of the laboratory C. Different, elastic limit D. None of these
3	The displacement of body executing SHM is	A. x_ocoswt B. x_osinwt C. x_osin²wt D. Both A, B
4	The unit of spring constant is:	A. J-sec B. Metre C. Nm^-1 D. None of these
5	In SHM, the acceleration is ______ when velocity is _____:	A. Zero, smallest B. Smallest, zero C. Zero, zero D. Zero, greatest
6	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
7	When quarter of a circle is completed, phase of vibration is:	A. 90° B. 180° C. 45° D. 360°
8	The time taken to complete one vibration is called:	A. Frequency B. Amplitude C. Time D. Time period
9	A particle executes SHM with frequency. The frequency with which its K.E oscillates is	A. f/2 B. 2f C. f D. 4f
10	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

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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

Which one of the following is an example of SHM

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

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

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:

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

An oscillating body oscillates due to:

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

Vibratory motion is always under

The unit of spring constant is

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

The unit of spring constant is:

Hertz is unit of:

The time taken to complete one vibration is called:

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

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

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:

The restoring force is always directed towards:

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

An object undergoes SHM. Its maximum equilibrium positions:

The displacement of body executing SHM is

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

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

Which of the following is an example of SHM(in ideal situations)

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

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

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

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

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

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

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

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ECAT Physics Chapter 7 Important MCQ's

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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 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:

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