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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: - The photoelectric threshold frequency of a metal is ν. When light of frequency 4ν
- A sound absorber attenuates the sound level by 20 dB. The intensity decreases
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Topics: Magnetic Effects of Current and Magnetism
(167)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The photoelectric threshold frequency of a metal is ν. When light of frequency 4ν
- A sound absorber attenuates the sound level by 20 dB. The intensity decreases
- Which of the following pairs of quantities does not have same dimensional
- The velocity of electromagnetic radiation in a medium of permittivity ε₀
- If the unit of force and length are doubled, then unit of energy will be
Topics: Magnetic Effects of Current and Magnetism (167)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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