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A certain wire has a resistance R. The resistance of another wire identical with the first and having twice its diameter is

a)2R

b)4R

c)0.5R

d)0.25R

Asked by seeni2005 5th May 2016, 12:37 PM
Answered by Expert
Answer:
A certain wire has a resistance R. The resistance of another wire identical with the first and having twice its diameter is
 
 

Answered by Expert 27th November 2017, 2:43 PM
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