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1. |
Assertion (A): For most metals, Fermi energy EF is less than 10 eV. Reason (R): Fermi level of a metal is given by EF = 3.64 x 10-19 (n)2/3 where n is number of free electrons/m3 of metal. |
A. | Both A and R are true and R is correct explanation of A |
B. | Both A and R are true but R is not correct explanation of A |
C. | A is true but R is false |
D. | A is false but R is true |
Answer» B. Both A and R are true but R is not correct explanation of A | |