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A long straight wire is carrying a current of 12 A. The magnetic field at a distance of 8 cm is (μ₀=4πx10⁻⁷ N A²)
Options
(a) 2×10⁻⁴ Wb/m²
(b) 3×10⁻⁵ Wb/m²
(c) 4×10⁻⁴Wb/m²
(d) 4×10⁻⁵ Wb/m²
Correct Answer:
3×10⁻⁵ Wb/m²
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
- The position vector of a particle R as a function of time is given by
- A source of sound S emitting waves of frequency 100 Hz and an observer
- A capacitor is used to store 24 watt hour of energy at 1200 volt.
- An α-particle and a proton travel with the same velocity in a magnetic field
- The displacement of a particle varies according to the relation x=4 (cos π t + sin π t)
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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