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Olympiad workbook

Exam: Olympiad workbook
Subject: NSEP
Chapter: Magnetic Effects of Current

Olympiad workbook · NSEP · Magnetic Effects of Current

A fixed horizontal wire M carries 200 A current. Another wire N...

A fixed horizontal wire M carries 200 A current. Another wire N running parallel to M carries a current

I

and remains suspended in a vertical plane below M at a distance of 20 mm . Both the wires have a linear mass density

10^{-2} \mathrm{~kg} / \mathrm{m}

. Therefore, the current

I

is

Options

A $20 \Lambda$
B4.9 A
C49 A
D200 A

Correct answer

C. 49 A

Step-by-step solution

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