Question # 1

Five joules of work is needed to shift 10 C of charge from one place to another. The potential difference between the places is:

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0.5 V

2 V

5 V

10 V

What does the term e-mail stand for:

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Emergency mail

Electronic mail

Extra mail

External mail

The true ratio of a transformer is 10. It means:

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Vs = 10Vp

Ns = Np/10

Ns = 10NP

VS= Vp/10

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

The S.I unit of electric power is:

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Volt

Watt

Ampere

Joule

In computer terminology information means.

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any data

raw data

processed data

large data

Which among the following radiation has more penetrating power?

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A beta pareticle

A gamma particle

An alpha particle

None of these

1.6x10^-19 J= :

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1F

1N

1eV

How does sound travel from its source to your ear?

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Byc changes in air pressure

By vibration in wires or strings

By electromagnetic waves

By infrared waves

The relation between v,f andλ of a wave is:

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vf=λ

fλ = v

vλ =f

v=λ/f

In computer terminology, proceed data is called:

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Software

Program

Information

Digital data

Angle opposite to the base of triangle of prism is called:

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angle of incidence

angle of refraction

angle of prism

emerging angle

The difference between the loudness of faintest audible sound and loudness of another sound is called:

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Pitch of sound

Quality of sound

Sound level

Intensity of sound

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