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Two concentric coils each of radius equal to 2π cm are placed at right angles to each other. If 3A and 4A are the currents flowing through the two coils, respectively. The magnetic induction (in Wb/m²) at the centre of the coils will be
Options
(a) 5×10⁻⁵
(b) 12×10⁻⁵
(c) 7×10⁻⁵
(d) 10⁻⁵
Correct Answer:
5×10⁻⁵
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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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
- A photon of energy 10.2 eV collide inelastically with hydrogen atom in ground state
- In a transistor the collector current is always less than the emitter current
- In atom bomb, the reaction which occurs is
- Energy of photon whose frequency is 10¹² MHz will be
- The radius of germanium nuclide is measured to be twice the radius of ₄⁹Be.
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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