Question # 1

When resistance are connected in series the current passing through them is .

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Different

Zero

The same

None of these

Radiation was found in:

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1896

1895

1897

1898

If we double the distance between two charges, then force becomes:

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4-times

¼ th

Double

Half

F=

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qE

q-E

q/E

q+E

Which gate is used for safety alarm:

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AND

NANAD

OR

NOR

The unit of electric power is:

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Volt

Watt

Joule

Coulomb

Diffraction of wave can be observed clearly only when the size of slit or obstacle is nearly ………. To the wavelength of the wave:

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Two times

Equal

Four times

Half

Which device is used to show the change in the value of current or electrical potential as a graph?

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Cathode ray tube

Electron gun

Oscilloscope

Transformer

1 KB =______________

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1022 bytes

1023 bytes

1024 bytes

1025 bytes

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

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speed

frequency

amplitude

wavelength

The output of a two input NOR gate is 1 when:

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A is 1 and B is 0

A is 0 and B is 1

Both a and b are 0

Both a and b are 1

Floppy has a storage capacity

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4-5 MB

3-4 MB

1-3 MB

3-6 MB

In medical field, C.R.O is used to display:

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Heart beats

Pictures of organs

Pictures of bones

Blood pressure

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