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An electron of a stationary hydrogen atom passes from the fifth energy level to the ground level. The velocity that the atom acquired as a result of photon emission will be (1) 25m/24hR (2) 24m/25hR (3) 24hR/25m (4) 25hR/24m
Asked by kumarisakshi0209 | 18 Mar, 2019, 09:41: AM
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Answered by Ankit K | 18 Mar, 2019, 12:32: PM
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NEET neet - Physics
if the de broglie wavelength becomes double then what about velocity
Asked by nzf1042692 | 22 Feb, 2024, 11:41: AM
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NEET neet - Physics
⭕ Help me in (b) and (c) ... Explnation needed...!! Thanq🙂
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Ratio of  magnetic dipole moment to the angular momentum for hydrogen like atoms is ( e and m are electronic charge and mass respectively)
Asked by samairakhanna185 | 20 Mar, 2019, 10:22: PM
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The magnetic field induction produced at the centre of orbit due to an electron revolving in nth orbit of hydrogen atom is proportional to
Asked by samairakhanna185 | 20 Mar, 2019, 10:20: PM
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If element with principal quantum number n>4 were not allowed in nature, then the number of possible elements would be
Asked by samairakhanna185 | 20 Mar, 2019, 10:18: PM
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A monochromatic light incident on a metal a having threshold frequency vo it emits photo electron of maxiumum kinetic energy k now incident frequency is made three times and fall on a metal b having threshold frequency 2vo what will maxiumum kinetic energy of photon electron emitted by metal b
Asked by manasvijha | 19 Mar, 2019, 10:02: PM
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If potential energy of an electron in a hydrogen atom in first excited state is taken to be zero, kinetic energy (in eV) of an electron in ground state will be
Asked by kumarisakshi0209 | 19 Mar, 2019, 09:11: PM
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NEET neet - Physics
In Rutherford's experiment,number of particles scattered at 90º angle are x per second. Number of particles scattered per second at angle 60º is (1) x (2) 4x (3) 8x (4) 16x
Asked by kumarisakshi0209 | 19 Mar, 2019, 09:09: PM
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