A wire of resistance ro is drawn out so that its cross sectional area becomes one fourth of initial area,new resistance of the wire becomes 80 ohm. Then ro is
Answers
Answered by
0
Answer:
ANSWER IS 10 ohm .
Explanation:
see the attachment for your answer.
HOPE it will help you
Attachments:
Answered by
0
Answer:
..........10 - 2.....……........
Similar questions