The length and area of cross-section of a conductor aee doubled, it's resistance is
a)unchanged
b)halved
c)doubled
d)quadrupled
Answers
Answered by
19
Heya!!
R= I/A
R'= (2l)/(2A)= R
So, (A)unchanged is the correct option
Hope it helps✌️✌️
R= I/A
R'= (2l)/(2A)= R
So, (A)unchanged is the correct option
Hope it helps✌️✌️
Answered by
1
heya friend the right option is c.....hope it helps you.
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