A wire of resistivity 4.40 x 10-5\(\Omega\) cm has a cross sectional area of 7.50 x 10-4 cm2. Calculate the length of the wire that will be required to make a 4.0\(\Omega\) resistor
a
82.50 cm
b
68.18cm
c
15.90cm
d
11.95cm
Explanation
Correct Option
bVideo Explanation
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