A copper wire has a resistance of 8 ohm. The wire is stretched to double of its original length. Its new resistance will be |
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(a) |
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(b) |
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(c) |
(d) |
A copper wire has a resistance of 8 ohm. The wire is stretched to double of its original length. Its new resistance will be |
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(a) |
|
(b) |
|
(c) |
(d) |