Physics, asked by merinmelu, 6 months ago

GUYZZZ....PLZ HELP

a wire which has 20 ohm resistanse where the length is increased 2 timrs was is the new resistance?

Answers

Answered by masingh111

3

Answer:

hey ❣..........here is your answer

Since, when the length is doubled, cross sectional area of the wire becomes half. R = 80 ohm.

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