What is fluorescence?
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What the postulates of planck’s quantum theory? : quantum physics
Explain what is a positron?
Why is flywheel used in motor cars ?
What is a Compound ?
laser is an acronym for light amplification by
For two objects separated by a distance d, if the mass of one of the objects is doubled, what will happen to the gravitational attraction between them?
a thing that will break easily?
What are the weights in pounds of liquid gallons?
What is Slaked lime ?
What is Alum?
Dear sir, I appeared for the interview for the post of SCIENTIST/ENGINEER 'SC'in ISRO on 02/12/2009. when the resluts will be announced??
When a glass cylinder is filled with water and a piece of thick paper is placed at the mouth and the cylinder is inverted, the paper dies not fall. Why ?