What do you mean by diffraction and what is/are the proper condition/conditions for it?
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How does a sound wave travel in air?
What is the effeciency of solar cell (Current year)
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What is Amphoteric ?
What is the velocity of sound air?
How can light be defined in simplest form?
Why we cant break an egg by applying force along conical sides?
What is Variable Velocity ?
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why glass is more elastic than rubber?
if 100W and 200W bulbs are connected in series to a supply which bulb will glow brighter and why
What is the difference between intrinsic and extrinsic semiconductors?