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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
- Copper of fixed volume V is drawn into wire of length l. When this wire is subjected
- An α-particle of energy 5 MeV is scattered through 180⁰ by a fixed uranium nucleus.
- In old age arteries carrying blood in the human body become narrow resulting
- For a satellite escape velocity is 11 kms⁻¹.If the satellite is launched at an angle
- In refraction, light waves are bent on passing from one medium to the second medium
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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