JEE Main 9 Apr 2019 Paper 2 Solved Paper

Section: Physics

Question : 19 of 90

Marks: +1, -0

A moving coil galvanometer has a coil with 175 turns and area 1 cm‌2 . It uses a torsion band of torsion constant 10‌−6 N - m / rad . The coil is placed in a magnetic field B parallel to its plane. The coil deflects by 1o for a current of 1 mA. The value of B (in Tesla) is approximately:

[9 Apr 2019 Shift 2]

10−2
10−1
10−3
10−4

Validate

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