A conducting wire of certain length has its resistance R1. When it is stretched to have its diameter reduced to half its original value, what would be its new resistance R2 in comparison to R1?
(a)	R2 = 16 R1	(b)	R2 = 8 R1	(c)	R2 = 4 R1	(d)	R2 = 2 R1

Question ID - 154499 | SaraNextGen Top Answer

A conducting wire of certain length has its resistance R1. When it is stretched to have its diameter reduced to half its original value, what would be its new resistance R2 in comparison to R1?
(a)	R2 = 16 R1	(b)	R2 = 8 R1	(c)	R2 = 4 R1	(d)	R2 = 2 R1