Electric Motor. By Princess Barcega APG School. Powerpoint hosted on www.worldofteaching.com Please visit for 100’s more free powerpoints. Magnetic Force On A Current – Carrying Conductor .
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By Princess Barcega
Powerpoint hosted on www.worldofteaching.com
Please visit for 100’s more free powerpoints
F= BIL (sin)
Commutator (rotates with coil)
How can the turning effect be increased?
A increase the number of turns on the coil
B reduce the size of the current
C reverse the direction of the magnetic field
D use thinner wire for the coil
Which metal should be used to make the core?
A aluminium B copper
C iron D steel