What is the effect of using two converging lenses in one optical instrument?
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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 ?
Why we cant break an egg by applying force along conical sides?
What is sonar ( sound navigation and ranging )?
Which properties of waves are independent of each other?
What is meant by degenerate and non-degenerate state? Give examples. : quantum physics
Which is the sound wave that is below the human hearing?
Why does a barometer read higher at Bombay than at Simla ?
By which formula, the values in one thermometer can be converted into that of another thermometer ?
Explain the Radiation ?
Explain the Use of manometer.
Tell me what is ion pair energy?
Explain the Ray of Light ?