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Physics

Physics
At the center of the sun, fusion converts hydrogen into

Plutonium
Water
Carbon
Helium

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Physics
Rectifiers are used to convert:

Direct current to Alternating current
Low voltage to high voltage
Alternating current to Direct current
High voltage to low voltage

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Physics
Relative humidity is expressed as

Percentage
Kilograms
Ratio
Grams

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Physics
Minimum number of unequal vectors which can give zero resultant are

three
four
two
more than four

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Physics
Which among the following waves is used for communication by artificial satellites ?

Frequency of 1016 series
Radio waves
Micro waves
M.

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Physics
What measures Air pressure?

Bolometer
Barometer
Barkometer
Spectrometer

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