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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
- Energy stored in the coil of a self inductance 40 mH carrying a steady current of 2A
- The dimension of 1/2ε₀E², where ε₀ is permittivity of free space and E is electric field
- Two pendulums A and B are oscillating simultaneously with time period
- Time period of the rotation of the earth about its own axis is 24 hour
- The total energy of an electron in the first excited state of hydrogen atom
Topics: Electromagnetic Induction (76)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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