AIPMT PRELIMS2012Physics-Atomic Physics
AIPMT PRELIMS 2012 Physics Hydrogen Atom MCQ Question
Type: MCQ-conceptual-Medium-Class 12
An electron of a stationary hydrogen atom passes from the fifth energy level to the ground level. The velocity that the atom acquired as a result of photon emission will be
A
24m/25hR
B
24hR/25m
C
25hR/24m
D
25m/24hR
Correct Answer
Option B
Detailed Explanation
The velocity of the hydrogen atom can be calculated using the formula for momentum and energy change. The correct velocity is derived from the conservation of momentum and energy principles.
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