When radiation is incident on a photoelectron emitter, the stopping potential is found to…
Physics · JEE Advanced · NTA Exams — Atoms and Nuclei
When radiation is incident on a photoelectron emitter, the stopping potential is found to be 9 volts. If e/m for the electron is 1.8 × 1011 Ckg–1 the maximum velocity of the ejected electrons is
- 6 × 105 ms–1
- 8 × 105 ms–1
- 1.8 × 106 ms–1
- 1.8 × 105 ms–1
Answer
(C) 1.8 × 10 6 ms –1
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