Physics
A photon of wavelength 900nm behaves like a particle of mass______________?
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Water max density at?
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He-Ne laser works by_______________?
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Study of sound is called__________?
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The minimum distance between an object and its real image in a convex lens is_____________?
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Energy in dam?
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What is the element required for solar energy conversion ______?
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Which is true?
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Basic metals can be converted into gold by ?
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