insulator
semiconductor
high resistance conductor
Low resistance conductor
Copper losses
Magnetic losses
Friction and windage losses
Hysteresis and eddy current losses
direction of flux
direction of induced e.m.f
direction of motion of conductor, if fore finger points along the lines of flux
direction of motion of the conductor if fore finger points in the direction of generated e.m.f.
Converts electric Power into radio waves or vice versa
Converts a sound wave to a magnetic signal
Converts a sound wave of one wavelength to other
Converts an AC to DC
Sine wave
Square wave
Gradual tuning of a potentiometer
Slow change in the value of resistor