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JEE MAIN 2023
30-01-2023 S1
Question
Speed of an electron in Bohr's $7^{\text {th }}$ orbit for Hydrogen atom is $3.6 \times 10^6 \mathrm{~m} / \mathrm{s}$. The corresponding speed of the electron in $3^{\text {rd }}$ orbit, in $\mathrm{m} / \mathrm{s}$ is :
Select the correct option:
A
(1.8 × 106)
B
(7.5 × 106)
C
(3.6 × 106)
D
(8.4 × 106)
✓ Correct! Well done.
✗ Incorrect. Try again or view the solution.
Solution
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Question Tags
JEE Main
Physics
Medium
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