Question # 1

Electric current in a metal wire is due to due to the flow of:

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Protons

Electrons

Ions

None of these

A is east of B west of C, H is south-west of C and b is south-east of X. Who is the farthest west

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A

B

X

C

Which metal is most likely obtained by the electrolysis of its fused salt?

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Au

Ag

Li

Zn

What type of devices are computer speakers or headphone?

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Input

Output

Both a & b

None of these

Echoes are due to

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Refraction of sound waves

Polarsation of sound waves

Diffraction of sound waves

Reflection of waves

Elisha Otis is famous for invention of?

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Escalator

Elevator

Turbine

Jet engine

If the numerator of a fraction is increased by 20% and the denominator is increased by 50%. the resultant fraction is 2/3. What was the original fraction?

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5/3

3/5

6/5

5/6

Which computer acts as a server for other computer on the network?

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Mainframe

Host

Main Server

Master

Curie is a unit of:

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Radioactivity

Quantity of Heat

Electric Capacitance

A megawatt is how many watts?

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One Million

Ten

One thousand

One hundred

What do you mean by hardware?

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Hard disk

Processor

Computer Machinery

Motherboard

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