Physics, asked by blaze93, 11 months ago

iv) The wire of length L and resistance R is
stretched so that its radius of cross-section
is halved. What is its new resistance?
(A) 5R (B) 8R
(C)4R
(D) 16R

Answers

Answered by monisoni

20

Explanation:

b option is your right answer bcz R ia directly proportional to length.

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