Question

. A motor with coil of area 3cm^2 rotes with uniform angular velocity w in the magnetic field changing at 200 T per minute. A) make a graphical representation of induced EMF; b) find such w.

Answer 1

$\varepsilon=\frac{ \Phi }T=S\frac BT=1~mV,$

$\omega=\frac{2\pi}T=0.105~\frac{rad}s.$