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| 1. |
when cathode ray strike a metal target of high melting point with a very high velocity by applying a voltage v, then a ray is produced whose minium wavelength is proportional to(option are in terms of voltage v) |
| Answer» when cathode ray strike a metal target of high melting point with a very high velocity by applying a voltage v, then a ray is produced whose minium wavelength is proportional to(option are in terms of voltage v) | |