Hindi, asked by nishak4539, 7 months ago

एक तार का प्रतिरोध R है। इसे खींचकर व्यास आधा कर दिया जाय तो तार का प्रतिरोध होगा

Answers

Answered by chatterjeebapi478

0

Answer:

rr

Explanation:

if the wire row is r as thit

Answered by ankit14102001

0

Answer:

Explanation:

4r

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