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Dec 11, 2019 at 10:58 comment added Transistor Re-run my calculations with BAT1 = 24 V. What happens the current and the back-EMF? How fast (approximately, relative to the 12 V situation) would the motor have to go to reduce the current to 2 A again?
Dec 11, 2019 at 7:30 comment added penguin99 does the armature current increase if I increase the supply voltage? I'm kind of confused here because a supply voltage increase would cause an increase in rpm which would cause an increase in back emf. An increase in back emf would then lead to a decrease in armature current. However the back emf would've never increased if the speed wasn't increased. And the speed was increased because the supply voltage was increased. So could you please explain this to me?
Oct 8, 2017 at 16:17 vote accept Vishwa Mithra Tatta
Oct 8, 2017 at 15:13 history answered Transistor CC BY-SA 3.0