Please wait...
Contact Us
Contact
Need assistance? Contact us on below numbers

For Study plan details

93219 24448 / 89292 63204

10:00 AM to 7:00 PM IST all days.

For Franchisee Enquiry

81783 72169
OR

Chat with us on WhatsApp

or

Thanks, You will receive a call shortly.
Customer Support

You are very important to us

For any content/service related issues please contact on this number

93219 24448 / 99871 78554

Mon to Sat - 10 AM to 7 PM

Home / Doubts and Solutions/NEET/Electromagnetic Induction And Alternating Currents

q

qsnImg
Asked by Arushi Juyal 14th January 2018, 2:18 AM
Answered by Expert
Answer:
induced emf e is given by
begin mathsize 12px style xi space equals space minus fraction numerator partial differential ϕ over denominator partial differential t end fraction comma space w h e r e space ϕ space i s space m a g n e t i c space f l u x space equals space B cross times A comma space space B space minus space m a g n e t i c space f i e l d space a n d space A space i s space a r e a l e t space omega space equals space fraction numerator d theta over denominator d t space end fraction space i s space c o n s tan t space a n g u l a r space v e l o c i t y. xi space equals space minus fraction numerator partial differential over denominator partial differential t end fraction open parentheses B A close parentheses space equals space minus B fraction numerator partial differential theta over denominator partial differential t end fraction fraction numerator 1 over denominator 2 pi end fraction pi cross times l squared space equals space minus 1 half B omega l squared end style
Answered by Expert 14th January 2018, 11:25 AM
Rate this answer
  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • 10

You have rated this answer /10

Report an issue
Tags: induced-emf
Previous Question
Next Question
Your answer has been posted successfully!

Free related questions

A rod of iron and length 1 m fixed at one end is rotating with angular velocity 200 rad/s about the fixed end in a magnetic field of 0.2 T. Find the induced emf between the centre and far end of the road.
20th March 2022, 4:44 PM
In this sir has not taken potential across the non conducting part. But we know theat emf is alse induced in non conductor like wood. Then why sir neglected it 
8th August 2023, 10:32 AM
a conductor 0.20m long is moved in a field of strength o.o5T with a speed of 0.30 ms‐¹. find , in volt ,e.m.f induced in it , if it is moved at right angles to both its length and the field.
22nd October 2023, 7:19 AM
A coil of N turns is placed in a magnetic field B such that B is perpendicular to the plane of the coil. B changes with time as B=B0 cos 2元 where T is time period. The magnitude of emf-induced in the coil will be maximum at
5th April 2024, 1:48 PM
EmI lesson
18th April 2024, 10:49 AM
RELATED STUDY RESOURCES :
NEET QUESTION ANSWERS

Chat with us on WhatsApp