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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 body oscillates with amplitude of 10 cm in a horizontal platform.
- A thin rod of length L and mass M is bent at its midpoint into two halves
- A particle has initial velocity (2i⃗+3j⃗) and acceleration (0.3i⃗+0.2j⃗). The magnitude
- A car moving with a velocity of 36 km/hr crosses a siren of frequency 500 Hz.
- The primary and secondary coil of the transformer have 50 and 1500 turns respectively
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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