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Physics

Physics
Which of the following has the lowest frequency?

Gamma rays
Visible light
Ultra violet rays
Xrays

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Physics
A galvanometer can be converted to a voltmeter by connecting

A low resistance in parallel
A high resistance in parallel
A high resistance in series
A low resistance in series

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Physics
Light from Sun reaches Earth in approximately

3 minutes
10 minutes
12 minutes
8 minutes

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Physics
An electric iron of 750 W is used for S hours per day. Then the energy consumed in one day by the iron is:

600 units
0.6 units
6 units
60 units

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Physics
Tungsten is used for the manufacture of the filament of an electric bulb, because

It is a good conductor
It is malleable
It has a very high melting point
It is economical

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Physics
Decibel is the unit used for

Intensity of sound
Speed of light
Intensity of heat
Radio wave frequency

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MORE MCQ ON Physics

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