Question # 1

Radio waves are:

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Electric waves

Electromagnetic waves

X-rays

Radio active ways.

In series combination of capacitors, each capacitor will have same:

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Voltage

Charge

Capacitance

Charge and voltage

From which of the following you can get information almost about everything?

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Book

Teacher

Computer

Internet

Information storage devices work on the principles of

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Heat

Sound

Light

Magnetism

Which is not a hardware device?

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CPU

Windows

Keyboard

Mouse

The presence of fish by the other fish can be detected by:

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Magnetic field

Electric field

Gravitational field

All of above

Short form of information Technology is:

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IT

ITS

CBIS

IS

the substance in which electric current flows easily is called:

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transistor

semi conductor

insulator

conductor

The speed of sound in air is kmh^-1

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1243

1244

1245

1246

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

F=

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qE

q-E

q/E

q+E

Which is not an e.m.f source:

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Generator

Solar cell

Battery

Rheostat

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