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Physics

Physics
One watt-hour is equivalent to

3.6 x 10-3 J
6.3 x 10-7 J
6.3 x 103 J
3.6 x 103 J

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Physics
Radioactive elements can be traced out in living cell through a technique called

Auto radiography
All listed here
Centrifugation
Chromatography

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Physics
Which one of the following is responsible for the working of Newton's colour disc experiment ?

Formation of pure spectra
Formation of impure spectra
Persistence of vision
Principle of complementary colour

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Physics
What is the resistance (in ohm) of an electrical component if a current of 0.1 A passes through it on application of 5 V of potential difference across it?

1
50
100
0.5

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Physics
The sudden fall of atmospheric pressure indicates

Rain
Cold weather
Fair weather
Storm

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Physics
What is the full form of "RADAR" ?

Radio Device and Ranging
Radio Detect and Rangs
Region Device and Ranging
Radio Detecting and Ranging

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