A nichrome wire of radius 0.321 mm and its length 2 m and 10 V potential difference across it. Find the current through it. (resistivity $= 15 \times 10^{- 6}$ ohm.m )
$2.2 A$
$5.2 A$
$1.08 A$
$3.2 A$

5.2 A

3.2 A

2.2 A

1.08 A

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A nichrome wire of radius 0.321 mm and its length 2 m and 10 V potential difference across it. Find the current through it. (resistivity =15×10−6ohm.m )2.2A5.2A1.08A3.2A

A nichrome wire of radius 0.321 mm and its length 2 m and 10 V potential difference across it. Find the current through it. (resistivity $= 15 \times 10^{- 6}$ ohm.m )
$2.2 A$
$5.2 A$
$1.08 A$
$3.2 A$