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JEE MAIN_2019_
S2_100419
Question
A current of 5 A passes through a copper conductor (resistivity $=1.7 \times 10^{-8} \Omega \mathrm{~m}$ ) of radius of cross-section 5 mm . Find the mobility of the charges if their drift velocity is $1.1 \times 10^{-3} \mathrm{~m} / \mathrm{s}$.
Select the correct option:
A
$1.3 \mathrm{~m}^2 / \mathrm{Vs}$
B
$1.8 \mathrm{~m}^2 / \mathrm{Vs}$
C
$1.5 \mathrm{~m}^2 / \mathrm{Vs}$
D
$1.0 \mathrm{~m}^2 / \mathrm{Vs}$
✓ Correct! Well done.
✗ Incorrect. Try again or view the solution.
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Physics
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