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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
- A ball moving with velocity 2 m/s collides head on with another stationary ball
- Two bodies of mass 1 kg and 3 kg have positive vectors i + 2j + k and -3i -2j + k
- The direction of magnetic line of force of a bar magnet is
- The cylindrical tube of a spray pump has radius R, one end of which has n fine holes,
- The time by a photoelectron to come out after the photon strikes is approximately
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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