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The magnetic flux linked with a coil at any instant t is given by ?= (5t³ – 100t + 300). The e.m.f induced in the coil at t=2 sec is
Options
(a) 40 V
(b) -40 V
(c) 140 V
(d) 300 V
Correct Answer:
40 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
- Electric field at a point of distance r from a uniformly charged wire of infinite
- A boy standing at the top of a tower of 20m height drops a stone
- A vertical spring with force constant k is fixed on a table. A ball of mass
- The energy of the em waves is of the order of 15 keV. To which part of the spectrum
- In a coil having e.m.f. of 8 V induced for 0.05 s. The value of current changes
Topics: Electromagnetic Induction (76)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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