ElectroMagnetic InductionHard
Question
The working of dynamo is based on principle of : -
Options
A.Electromagnetic induction
B.Conversion of mechanical energy into electricity
C.Magnetic effects of current
D.Heating effects of current
More ElectroMagnetic Induction Questions
A primary of a stepdown transformer used for ringing door bell has 2000 turns of fine wire and the secondary has 100 tur...A square frame of wire of side l and resistance R moves in its plane with a uniform velocity v perpendicular to one of i...A uniform magnetic field of induction B is confined to a cylindrical region of radius R. The magnetic field is increasin...In a L-R growth circuit, inductance and resistance used are 1 Henry and 20 Ω respectively. If at t = 50 millisecond...A coil of mean area 500 cm2 and having 1000 turns is held perpendicular to a uniform field of 0.4 gauss. The coil is tur...