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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
- With the decrease of current in the primary coil from 2 amperes to zero value
- Pure Si at 500 K has equal number of electron (nₑ) and hole (nₕ) concentrations
- The output of an AND gate is connected to both the inputs of a NOR gate,
- The phase difference between the flux linked with a coil rotating in a uniform
- The half life of radium is 1620 yr and its atomic weight is 226 kg per kilo mol.
Topics: Electromagnetic Induction (76)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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