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Physics
Physics
Problem
For a given material, if the length of a conductor is doubled while its cross-sectional area remains unchanged, the resistance becomes a)
1
2
of its original value
\dfrac{1}{2}\text{ of its original value}
2
1
of its original value
b)
4
times its original value
4\text{ times its original value}
4
times its original value
c)
2
times its original value
2\text{ times its original value}
2
times its original value
d) Unchanged
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