Consider the statements A and B in the previous question. Peltier effect is caused (A) Free-electron density is different in different metals.(B) Free electron density in a metal depends on temperature.(a) due to both A and B (b) due to A but not due to B (c) due to B but not due to A (d) neither due to A nor due to B.

Consider the statements A and B in the previous question. Peltier effe

1.	Consider the statements A and B in the previous question. Peltier effect is caused (A) Free-electron density is different in different metals.(B) Free electron density in a metal depends on temperature.(a) due to both A and B (b) due to A but not due to B (c) due to B but not due to A (d) neither due to A nor due to B.
Answer» (b) due to A but not due to B