Inloggen
WAEC - Physics (2016 - No. 43)
What determines the polarity at the ends of an electromagnet? The
magnitude of the current passing through the wire
material of the core of the magnet
material of the coil
direction of current in the wire
Opmerkingen (0)
Log in om te reageren
Advertentie
Sta JavaScript toe om deze pagina correct te laden