The electric resistance of a certain wire of iron is 
If its length and radius are both doubled, then
a)
The resistance will be doubled and the specific resistance will be halved
b)
The resistance will be halved and the specific resistance will remain unchanged
c)
The resistance will be halved and the specific resistance will be doubled
d)
The resistance and the specific resistance, will both remain unchanged
The electric resistance of a certain wire of iron is If its length and radius are both doubled, then
a)
The resistance will be doubled and the specific resistance will be halved
b)
The resistance will be halved and the specific resistance will remain unchanged
c)
The resistance will be halved and the specific resistance will be doubled
d)
The resistance and the specific resistance, will both remain unchanged
Question ID - 151021 | SaraNextGen Top Answer
The electric resistance of a certain wire of iron is If its length and radius are both doubled, then
a)
The resistance will be doubled and the specific resistance will be halved
b)
The resistance will be halved and the specific resistance will remain unchanged
c)
The resistance will be halved and the specific resistance will be doubled
d)
The resistance and the specific resistance, will both remain unchanged
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The electric resistance of a certain wire of iron is |
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|
a) |
The resistance will be doubled and the specific resistance will be halved |
|
b) |
The resistance will be halved and the specific resistance will remain unchanged |
|
c) |
The resistance will be halved and the specific resistance will be doubled |
|
d) |
The resistance and the specific resistance, will both remain unchanged |
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(b)
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specific resistance doesn’t depend upon length, and radius