Question
A stationary hydrogen atom emits a photon corresponding to first line of Lyman series. The velocity of recoil of the atom is
Answer: Option C
:
C
P=EC=(13.6−3.4)3×1081.6×10−19
=10.2×1.6×10−193×108
V=pm=3.4×1.6×10−191.67×10−27×108=V=3.2ms−1
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C
P=EC=(13.6−3.4)3×1081.6×10−19
=10.2×1.6×10−193×108
V=pm=3.4×1.6×10−191.67×10−27×108=V=3.2ms−1
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