Free help with homework

Why join Brainly?

  • ask questions about your assignment
  • get answers with explanations
  • find similar questions

A coil having 500 square loops each of side 10cms is placed normal to a magnetic field which increase at a rate of 1 T/s.the induced emf in volt is

answer it with explanation plzzzzz......



This Is a Certified Answer

Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
emf =-N \frac{d\phi}{dt}\\\\N=500\\\\Flux\ thru\ l oop=\ \phi= (B t + c)*Area=(Bt+c)*0.1*0.1m^2\\.\ \ \ \ B = magnetic\ field\ strength,\ t=time, c=constant\\\frac{d\phi}{ct}=B*Area=1*0.01\ Tm^2 /sec\\\\Emf=500*0.01=5Volts

Induced emf is in the opposite direction of Change in the magnetic field.

1 4 1
The Brain
  • The Brain
  • Helper
Not sure about the answer?
Learn more with Brainly!
Having trouble with your homework?
Get free help!
  • 80% of questions are answered in under 10 minutes
  • Answers come with explanations, so that you can learn
  • Answer quality is ensured by our experts