Consider the following two statements (A) Free-electron density is different in different metals. (B) Free-electron density in a metal depends on temperature.
Seebeck effect is caused

Consider the statement A and B . Thomson effect is caused by (A) Free-electron density is different in different metals. (B) Free electron density in a metal depends on temperature.

Consider the statements A and B in the previous queston. Peltier effect is caused by A. Free electron density is different in different metals. B. Free electron density in a metal depends on temperature.

The free electrons of a metal

The path of a free electron in a metal is

(A): The resistivity of metals increases with increase in temperature. (R): The free electron density in metals in creases with increase in temperature.

The free electron model of metallic solid does not explain