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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
- If both the resistance and the inductance in an LR AC series circuit are doubled
- A particle of mass 1mg has the same wavelength as an electron moving with a velocity
- The root mean square speed of oxygen molecule (O₂) at a certain temperature is v.
- The 6563 Å line emitted by hydrogen atom in a star is found to be red shifted by 5Å
- As a light wave travels from one medium to another which of its following properties
Topics: Electromagnetic Induction (76)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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