1.

a wire of resistance r is cut into 3 equal parts. of these equal parts are connected in parallel, find the resistance of the combination

Answer» EXPLANATION:when the WIRE is divided into EQUAL parts it RESULTS to r/3 eachSo 1/R=1/(r/3)+1/(r/3)+1/(r/3)1/R=3/r+3/r+3/r1/R= 9/rR=r/9


Discussion

No Comment Found

Related InterviewSolutions