Q202
As the Fermi energy of silver is 8.8 × 10-19 joule, the velocity of the fastest electron in silver at 0°K (Given: Rest mass of electron = 9.1 × 10-31 kg) is
A.
3.33 × 105 m/s
B.
1.39 × 106 m/s
AnswerC.
4.40 × 107 m/s
D.
3 × 108 m/s
Answer: Option B
Solution
Answer: Option B
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