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A circuit area 0.01 m² is kept inside a magnetic field which is normal to its plane. The magnetic field changes from 2 tesla to 1 tesla in 1 milli second. If the resistance of the circuit is 2 Ω. The amount of heat evolved is
Options
(a) 5 J
(b) 50 J
(c) 0.05 J
(d) 0.5 J
Correct Answer:
50 J
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
- An electron having charge e and mass m is moving in a uniform electric field E.
- The kinetic energy of an electron in the first excited state is
- If A=3i+4j and B=7i+24j the vector having the same magnitude as B and parallel to A is
- Two concentric spheres kept in air have radii R and r.
- If the earth shrink such that its mass does not change but radius decreases to one
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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