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The flux linked with a coil at any intant t is given by ?=10t² – 50t + 250. The induced emf at t=3 sec is
Options
(a) 190 V
(b) -190 V
(c) -10 V
(d) 10 V
Correct Answer:
-10 V
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
- Three capacitors 3μF,6μF and 6μF are connected in series to a source of 120V.
- A small signal voltage V(t)=V₀ sin ωt is applied across an ideal capacitor C
- The control rods used in a nuclear reactor can be made up of
- Two coils of self inductance 2 mH and 8 mH are placed so close together
- A straight conductor of length 0.4 m is moved with a speed of 7 ms⁻¹perpendicular
Topics: Electromagnetic Induction (76)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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