Question # 1

Floppy has a storage capacity

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4-5 MB

3-4 MB

1-3 MB

3-6 MB

The energy is transferred from one place to another:

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Through matter

Thouth waves

both a and b

None of these

The oscillations of a system in the presence of _____________ force are called amp oscillations:

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Resistive force

Attractive force

Both of these

None of these

The product of frequency (f) and wavelengthλ is equal to:

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Time period

Amplitude

Wave speed

Wave energy / frequency

The disturbance travelling in a medium is called:

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Wave motion

Simple harmonic motion

Motion

both a ,b

A device which has two ways of communication is:

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television

radio

hard disk

mobile phone

Which of the following is an example of simple harmonic motion ?

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Motion of the simple pendulum

The motion of ceiling fan

The spining of the Earth on its axis

A bouncing ball on a floor

waves whose speed is equal to speed of light are:

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X-rays

sound rays

electromagnetic waves

shock waves

The value of acceleration in simple harmonic motion at mean position is

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Maximum

Zero

10 N

Both a , b

In a vacuum all electromagnetic waves have the same:

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Speed

frequency

amplitude

wavelength

The way of doing business by using web is called:

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Sources of entertainment

Web business

E-commerce

E-mail

The number of wavelength of waves passing through a point in one secnd is called:

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Time period

Cycle

Frequency

None of these

Which of the following characteristic of a wave is independent of the others .

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speed

frequency

amplitude

wavelength

One byte is equal to:

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7 bits

5 bits

8 bits

9 bits

Which of the following devices can be used to produce both a transverse and longitudinal waves?

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A string

A ripple tank

A helical spring

A tuning fork

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