Why is one?s breath visible in cold, but not in not in hot weather ?

1 Answers  

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Describe and interpret qualitatively the evidence provided by electron diffraction for the wave nature of particles. : quantum physics

0 Answers  

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In which medium does the sound travel fatest?

0 Answers  

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What is the effeciency of solar cell (Current year)

0 Answers   Ecil,

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A car traveling at 30mph ( =13.4 m/s) & it slams on its brakes. ( The car is decelerated by the force of the friction 0.7..f *distance x. (Weight=mg) how far will the cargo before it stops?

0 Answers  

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What happens, when a magnet is floated on a big cork in a through of water ?

1 Answers  

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Swimmers are provided with an inflated rubber jacket . why?

3 Answers   L&T,

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How can you conform that magnetic lines come from a single bar magnet with out any external instruments?

1 Answers  

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What is a Noise ?

1 Answers  

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Explain what is the homogenous?

0 Answers  

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What is the normal pulse beat of a human body?

6 Answers  

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what is ohm's law ?

4 Answers  

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