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why photoelectric effect is conducted in vaccum chamber ? why photoelectric effect is conducted in vaccum chamber ?
photoelectric effect requires measurement of energy of electron, whenever u have to do this with electron then u have to create vaccum , electrons under atmospheric condition , undergo several collision with the gas and loose energy rapidly which is highly undesirable or might create flctuation in the experiment , so, due to that vaccum is required . HOPE IT CLEARS YOUR DOUBT ALL THE BEST ..
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