The armature winding of a 200 V, 4-pole series motor is lap-connected. There are 280 slots and each slot and each slot has 4 conductors. The current is 45 A and the flux per pole is 18 mWb. The field resistance is 0.3 ohm ; the armature resistance 0.5 ohm and the iron and friction losses total 800 W. The pulley diameter is 0.41 m. Find the pull in newton at the rim of the pulley.

The armature winding of a 200 V, 4-pole series motor is lap-connected.

1.	The armature winding of a 200 V, 4-pole series motor is lap-connected. There are 280 slots and each slot and each slot has 4 conductors. The current is 45 A and the flux per pole is 18 mWb. The field resistance is 0.3 ohm ; the armature resistance 0.5 ohm and the iron and friction losses total 800 W. The pulley diameter is 0.41 m. Find the pull in newton at the rim of the pulley.
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