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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 resistance of a wire is 5 ohm at 50° C and 6 ohm at 100° C. The resistance
- Which of the following measurement is most precise?
- The distance of the closest approach of an alpha particle fired at a nucleus
- C and Si both have same lattice strcture, having 4 bonding electron in each
- A block slides from an inclination of 45°.If it takes time twice
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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