Question # 1

The force applied on the mass attached with a spring is represented by:

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F_a

F_c

F_ext

F_s

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 (slinky)

A tuning fork

Mathematical formula of spring constant is:

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F/x

X/F

F/t

F/m

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

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Motion of a simple pendulum

The motion of ceiling fan

The spinning of the earth on its axis

A bouncing ball on a floor

Waves transfer:

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Energy

Wavelength

Velocity

frequency

A device which has two ways of communication is:

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television

radio

hard disk

mobile phone

At mean position of pendulum, the potential energy of the pendulum is:

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Maximum

Minimum

Much more

Both a and c

To get a design on the computer screen by moving a pointer with the help of mouse is called:

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word processing

graphic designing

data managing

telecommunication

Which of the following is a method of energy transfer:

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Conduction

Radiation

Wave motion

All of these

Typographical errors in BASIC statements are:

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Runtime errors

Logical Errors

Syntax errors

Execution errros

In CD presence of pits is indicated by:

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0

2

3

1

In simple Harmonic motion, the acceleration of the body is _____ proportional to the displacement.

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Inversely

Directly

Equally

None of these

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

Which of the following is a method of energy transfer.

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Conduction

Reatiation

wave motion

all of these

Time period is reciprocal of:

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Frequency

Cycle

Wavelength

Amplitude

Wave transfer

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Energy

Frequency

Wavelength

Velocity

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