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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
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Subject: Physics
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The volume of a nucleus is directly proportional to
- A charged particle (charge q) is moving in a circle of radius R with uniform speed v
- A bar magnet has a coercivity of 4×10³ Am⁻¹. It is placed inside a solenoid
- Pure Si at 300 k has equal electrons (nₑ) and hole (nh) concentrations
- If the self inductance of 500 turn coil is 125 mH, then the self inductance
Topics: Electromagnetic Induction (76)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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