Physics, asked by alexmadammathra, 8 months ago

A cylindrical conductor of length 'l' and uniform area of cross-section 'A' has resistance 'R'. Another conductor of length 2.5 l and resistance 0.5R of the same material has area of cross section :
A) 5A
B)2.5 A
C)0.5 A
D)1/5 A
please also provide explanation.

Answers

Answered by kamleshchoudhrey437

1

Answer:

answer is 5 A . use formula R= rho *l/A

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