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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 magnetic needle suspended parallel to a magnetic field requires √3J of work
- An engine pumps water continuously through a hose. Water leaves the hose
- Copper of fixed volume V is drawn into wire of length l. When this wire is subjected
- The circular motion of a particle with constant speed is
- The resistance of an ammeter is 13Ω and its scale is graduated for a current
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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