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BrainlyKrishna05
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BrainlyKrishna05
October 2023 | 2 Replies
Question: In photocell caesium, coated oxidized silver cathode emits electrons for A) visible light B) ultraviolet C) infrared light D)
Answer
BrainlyKrishna05
October 2023 | 2 Replies
Question: When (K.E)max of photoelectrons is zero, then the frequency of incident photon relative to threshold frequency is A) less
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BrainlyKrishna05
October 2023 | 2 Replies
Question: Nuclear forces are (A) Attractive or repulsive depending upon separation between nucleons (B) Neither attractive nor repulsive (C) Attractive only (D) Repulsive
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BrainlyKrishna05
October 2023 | 2 Replies
Question : Rest mass energy of an electron is A) 1.02 MeV B) 0.511KeV C) 0.511 MeV D) 2.02 MeV
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