A wire of resistance R has it length and cross-section both doubled. Its resistance will become - Study24x7
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Karan Singh
02 Mar 2019 11:50 AM study24x7 study24x7

A wire of resistance R has it length and cross-section both doubled. Its resistance will become

A

4R

B

2R

C

R

D

R/4

IIT-JEE Sciences
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