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Energy stored in the coil of a self inductance 40 mH carrying a steady current of 2A is
Options
(a) 0.8 J
(b) 0.08 J
(c) 8 J
(d) 80 J
Correct Answer:
0.08 J
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Alternating Current
(96)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Nickel shows ferromagnetic property at room temperature. If the temperature is
- A common emitter amplifier has a voltage gain of 50, an input impedance of 100Ω
- A 1 µA beam of protons with a cross-sectional area of 0.5 sq.mm is moving with a velocity
- The current through an inductor changes from 3 A to 2 A is 1 m/s. If induced e.m.f.
- A capacitor is used to store 24 watt hour of energy at 1200 volt.
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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