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

Magnetic Flux In Weber Linked With A Closed Circuit Physics Question

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 boat is sent across a river with a velocity of 8 km/h.If the resultant velocity
  2. 34 gram of water at 30⁰C is poured into a calorimeter at 15⁰C.
  3. Starting from the origin, a body oscillates simple harmonically with a period of 2s
  4. In a potentiometer experiment, the balancing with a cell is at length 240 cm.
  5. When a light beam of frequency v is incident on a metal surface,

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.

NEETLab Mobile App

Share this page with your friends

Be the first to comment

Leave a Reply

Your email address will not be published.


*