A tangent galvanometer has a coil of 50 turns and a radius of 20 cm. The horizontal

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A tangent galvanometer has a coil of 50 turns and a radius of 20 cm. The horizontal component of earth’s magnetic field is Bʜ=3×10⁻⁵ T. What will be the current which gives a deflection of 45⁰?

Options

(a) 0.39 A
(b) 0.29 A
(c) 0.19 A
(d) 0.09 A

Correct Answer:

0.19 A

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

Related Questions:

1. The flux linked with a coil at any intant t is given by ?=10t² – 50t + 250
2. If a charge in current of 0.01 A in one coil produces a change in magnetic flux
3. If light emitted from sodium bulb is passed through sodium vapour,
4. The limiting angle of incidence for an optical ray that can be transmitted
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Topics: Magnetic Effects of Current and Magnetism (167)
Subject: Physics (2479)

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