What is the difference between diffraction and interference?
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The gas that used in bulb is............? a) Oxygen b)nitrogen c)hydrogen d)co2
Why is diamond cut to make if brilliant ?
name of the ten satellite launched from india and year of launch.
Explain about Ultraviolet rays?
What is the weight of automotive oil?
1.The main constitutuents of 'Bronze' are: 2.The element common to all acids: 3.The SI unit of resistance is:
What is the physical significance of biot numbers?
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Explain qualitatively the phenomenon of quantum tunneling of an electron across a potential barrier? : quantum physics
How can it be proved that the strength of the North and South poles of the magnet is same ?
The magnitude of electrostatic force between two identical positive ions that are separated by a distance of 5.0 x 10– 10 m is 3.7 x 10–9 N. (a) What is the charge of each ion? (b) How many electrons are “missing” from each ion?
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Explain what is density?
Explain the Dew Point ?