current

supply voltage

intersection of the magnetic flux by the armature conductors

interaction of the two magnetic fields

less than

more than

equal to

zero

proportional to armature current

equal to armature current

inversely proportional to armature current

constant

back e.m.f. is larger

armature voltage is lesser

flux is very low

armature current is very low

fine wire winding

nichrome wire winding

thick wire winding

double wire winding