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An avarage induced e.m.f. of 1 V appears in a coil when the current in it is changed from 10 A in one direction to 10A in opposite direction in 0.5 sec. Self inductance of the coil is
Options
(a) 50 mH
(b) 25 mH
(c) 100 mH
(d) 75 mH
Correct Answer:
25 mH
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 particle is moving in a circle with uniform speed v. In moving from a point to another
- An atom bomb weighing 1 kg explodes releasing 9×10¹³ J of energy.
- Which wavelengths of sun is used finally as electric energy?
- A particle moving along X-axis has acceleration f,at time t given by f=fₒ(1- t/T)
- The following four wires are made of the same material. Which of these will have
Topics: Electromagnetic Induction (76)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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