In a meter bridge experiment,when a nicrome wire is in right gap the balancing length is 60cm,when nicrome wire is strectched to increase its length by 20%,and again connected in right gap.the new balancing length is
In a meter bridge experiment,when a nicrome wire is in right gap the balancing length is 60cm,when nicrome wire is strectched to increase its length by 20%,and again connected in right gap.the new balancing length is










