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	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
2	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
3	The graph showing the variation of displacement with time is a	A. Sine curve B. Straight line C. Parabola D. None of these
4	The displacement of body executing SHM is	A. x_ocoswt B. x_osinwt C. x_osin²wt D. Both A, B
5	The time taken to complete one vibration is called:	A. Frequency B. Amplitude C. Time D. Time period
6	The SI unit of spring constant is identical with that of:	A. Force B. Surface tension C. Pressure D. Loudness
7	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
8	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
9	The number of vibrations in two seconds can be expressed as______if frequency of vibration is f.	A. f B. 2 f C. 3 f D. 1/2 f
10	Which of the following is an example of SHM(in ideal situations)	A. Motion of simple pendulum B. Motion of horizontal spring man system C. Motion of violin string D. All 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

The restoring force is always directed towards:

The graph showing the variation of displacement with time is a

Which one of the following is an example of SHM

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

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:

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

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

In vibrational motion(SHM)

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

Acceleration of body executing SHM is always directed towards

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

The time taken to complete one vibration is called:

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

Which one of the following is an example of SHM:

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:

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

Amplitude in SHM is equivalent to ______ in circular motion:

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:

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

SHM is type of ______ motion

The string of a simple pendulum should be:

Amplitude in SHM is equivalent to_____ in circular motion:

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

A body with frequency of would complete one vibration in:

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

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

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

Vibratory motion is always under

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:

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ECAT Physics Chapter 7 Important MCQ's

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

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

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 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:

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

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