Question

52. In normal Zeeman effect a pectral line is splitted into
(A) 2 componen ts (1 0 & 11)
(B) 3 componen ts (2 0 & la)
(C) 3 componen ts (1 9 & 21)
(D) 4 componen ts (2 0 & 21)​

Answer 1

Explanation:

3 componen ts (1 9 & 21).

The resistance of a wire is inversely proportional to its area and directly proportional to its length. When the length is tripled then resistance will also become three times. If The wire is stretched 3 times the original length, the cross-section of the wire is cut to 1/3rd it's the original cross-section