For photoelectric emission from certain metal the cutoff frequency is \upsilon.If radiation of frequency 2\upsilon impinges on the metal plate, the maximum possible velocity of the emitted will be(m is the electron mass) (2013 NEET)

Class 12 NEET Physics Dual Nature of Matter and Radiation

Question : 35 of 107

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For photoelectric emission from certain metal the cutoff frequency is υ.If radiation of frequency 2υ impinges on the metal plate, the maximum possible velocity of the emitted will be(m is the electron mass)

(2013 NEET)

√
2hυ
m
√2
hυ
m
√
hυ
(2m)
√
hυ
m

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