A cylindrical conductor of length “l' and uniform area of cross section ‘A’
has resistance 'R'. The area of cross section of another conductor of same
material and same resistance but of length ‘2l is
(a)
2
(b)
3A
(c)
(d)
2A
3A
P.T.O.
.31/3/1.
Answers
Answered by
0
Answer:
5A
Explanation:
Answered by
1
Answer:
The area of cross section will be halved since area of cross section and length are inversely proportional.
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