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A rectangular copper coil is placed in a uniform magnetic field of induction 40 mT with its plane perpendicular to the field. The area of the coil is shrinking at a constant rate of 0.5 m²s⁻¹.The emf induced in the coil is
Options
(a) 10mV
(b) 20 mV
(c) 80 mV
(d) 40 mV
Correct Answer:
20 mV
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Electromagnetic Induction
(76)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A capacitor of 10 µF charged upto 250 volt is connected in parallel with another
- The work done in rotating a magnetic of magnetic moment 2 A-m² in
- The internal energy change in a system that has absorbed 2 kcals of heat
- The electric resistance of a certain wire of iron is R. If its length and radius
- An electron is
Topics: Electromagnetic Induction (76)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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