A wire of resistance 5 ohm Is drawn out so the length is increased by twice its original length. calculate its new resistance.please you will get brainliest
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Answered by
0
the answer will be 20 ohms
carol24:
can you please explain
since they asked twice then we should multiply with 4 and it has some steps to prove that
Answered by
1
the new resistance is 4R 4 time increase that is 20 ohm
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