Physics, asked by klmanaswini4, 10 months ago

a wite of resistance 20 ohm is doubled on itself. find the resistance of the new wire​

Answers

Answered by sakht9503
0

Answer:

Explanation:

yes plz tell i also want to know the answer

Answered by aniket234590
0

Answer:

if length is doubled area will become half to maintain volume constant. By stretching the wire resistivity wont change because resistivity depends on nature of material and temperature. So,change in resistance after stretching is 80–20 =60ohms

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