How does the elevation and air pressure affect the boiling point of water?
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Explain the refraction of light ?
Why in cold countries, the water at the surface freezes and in the inner portion it is in the sate of water ?
What is Metals ?
graph between frequency of photon and velocity of photo elrectron?
Explain about Binocular?
What is the Cement ?
What happens to the velocity of sound with the rise of temperature?
What is the laws of dry or solid friction.
What is the advantage of fixed pulley?
When an object moves with constant velocity does its average velocity during any time interval differ from its instantaneous velocity at any instant?
Using which process does the blotting paper absorb ink?
What is Concave lens ?