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Q. Stationary wave is formed by
Stationary wave is formed by two waves of same frequency travelling in the opposite direction.
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Q. Coolis tube is used to produce
Q. The inductance of a coil can be increased by
Q. A thick glass tumbler cracks more easily than a thin one when hot water is poured into it. Why?
Q. A small weight put on the pressure cooker increases the pressure of the steam because
Q. What do we call the process taking place at constant temperature?
Q. The apparatus used to measure the intensity of light is known as
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