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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.
Related Questions: - One solid sphere A and another hollow sphere B are of same mass and same outer radii.
- Two conducting spheres of radii 5 cm and 10 cm are given a charge of 15 μC each.
- A photocell employs photoelectric effect to convert
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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
- One solid sphere A and another hollow sphere B are of same mass and same outer radii.
- Two conducting spheres of radii 5 cm and 10 cm are given a charge of 15 μC each.
- A photocell employs photoelectric effect to convert
- A potentiometer wire has length 4m resistance 8Ω. The resistance that must be connected
- If a spring of spring constant k stretched by a length x under tension T, the energy
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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