Physics · 2021
JEE Main · 26 February 2021, Shift 2 · Q24
Two stream of photons, possessing energies equal to twice and ten times the work function of metal are incident on the metal surface successively.…
Two stream of photons, possessing energies equal to twice and ten times the work function of metal are incident on the metal surface successively. The value of ratio of maximum velocities of the photoelectrons emitted in the two respective cases is $\displaystyle x: y$. The value of $\displaystyle x$ is \_\_\_\_.
Official answer
1
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