Magnetic flux φ (in weber) linked with a closed circuit of resistance 10 Ω varies

⇦

⇨

Magnetic flux φ (in weber) linked with a closed circuit of resistance 10 Ω varies with time t (in sec) as φ=5t²-4t+1. The induced e.m.f. in the circuit at 0.2 sec is

Options

(a) 0.4 volt
(b) 2.0 volt
(c) (-0.4 volt)
(d) (-2.0 volt)

Correct Answer:

2.0 volt

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

Related Questions:

1. A car is moving in a circular horizontal track of radius 10.0 m with a constant speed
2. Initial pressure and volume of a gas are P and 800cc. If the final volume is 100cc
3. A stone thrown into still water, creates a circular wave pattern moving radially
4. Two identical charges repel each other with a force equal to 10 mgwt they are 0.6 m
5. Two parallel metal plates having charges +Q and -Q face each other at a certain

Topics: Electromagnetic Induction (76)
Subject: Physics (2479)

---

Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score

18000+ students are using NEETLab to improve their score. What about you?

Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.

---

Share this page with your friends