MAGNETIC EFFECT OF CURRENT

                                    IMPORTENT QUESTION

                                              CLASS-10TH

1-Write the principal of electric motor?

2-Write the working and construction of AC and DC generator ?

3-Draw the graphical representation of AC and DC current flow?

4-magnetic field due to current carring conductor -

• • straingth wire 

  • circular coop 

  • so lenoid.

  thangs for watching