Electromotive Force
 

Electromotive Force problem 1


A simple electric generator induces an electromotive force (e.m.f.). Which modification would increase the induced e.m.f.?


  • Increase the number of turns in the coil of the generator.


  • Increase the distance between the magnetic poles.


  • Reduce the strength of the magnetic field around the coil.


  • Reverse the direction of the magnetic field.


 

main author and content editor: Olatunji Bello