Question # 1

The water waves after striking the hurdle will:

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Reflect

Refract

Diffract

All a , b, c

When a body moves to and fro about a point its motion is called:

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Random motion

Linear motion

Vibratory motion

Rotatory motion

Which is the most suitable means of reliable continuous communication between an orbiting satellite and Earth?

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Microwaves

Radio waves

Sound wave

any light waves

The resistance of voltmeter is:

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zero

low

Very high

10Ω

Specific resistance of silver is:

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1.7x10^-8 Ω.m

2.63x10^-8 Ω.m

2.75x10^-8 Ω.m

7.0x10^-8 Ω.m

The sensation of sound persists in our brain for:

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0.1 sec

0.01 sec

1 sec

10 sec

Which rays are used to send or receive digital information along aptical fibre:

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infrared

alpha rays

beta rays

mechanical

During S.H.M acceleration of the body is maximum at:

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Mean position

Extreme positions

Between mean & Extereme

None of these

The open switch Boolean expression is represented by:

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0

1

10

2

If there is no extension in the spring then the position is called:

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Equilibrium position

unequilibrium

neutral equilibrium

stable equilibrium

Sound waves are an example of:

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Transverse waves

Electromagnetic waves

Longitudinal waves

All of these

Radiation was found in:

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1896

1895

1897

1898

The wave properties

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Reflection

Refraction

Diffraction

All of these

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Physics 10th Class English Medium Online Test MCQs With Answers

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