Question # 1

A paper capacitor is usually available in the form of:

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Tubes

Rolled foil

Disc

Plates

The index of refraction depends on:

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The focal length

The speed of light

the image distance

The object distance

The open switch Boolean expression is represented by:

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0

1

10

2

the water waves after striking the hurdle will:

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reflect

refract

diffract

all a b and c

Short form of information Technology is:

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IT

ITS

CBIS

IS

After refraction from a convex lens, rays of light parallel to the principal axis converge at a point, this point of convex lens is called:

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Principal focus

Pole

Focal length

Optical center

Ultrasound waves carry energy:

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Less

More

Equal

None of these

The disturbance travelling in a medium is called:

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Wave motion

Simple harmonic motion

Motion

both a ,b

Two uncharged objects A and B are rubbed against each other. When object B is placed near a negatively charged object C, the two objects repel each other. Which of these statements is true about object A.

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Remains uncharged

Becomes positively charged

Becomes negatively charged

Unpredicatable

What is fitted in telephone receiver:

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Electromagnet

Diaphragm

Both a and b

None

The waves in which particles of the medium vibrate perpendicular to the directions waves are:

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Electromagnetic waves

Sound waves

bothe a and b

Transverse waves

Which component is output device of computer?

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CPU

C.D

Keyboard

Monitor

The intensity of lawn mover is:

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10-1 wm^-2

10-2 wm^-2

10-3 wm^-2

10-4 wm^-2

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