The input power to a 220 V lap wound shunt D.C motor runs is 11 kW, the speed is 1150 rpm takes 5 A at no load ,shunt field resistance is 110 Q and armature resistance is 0.5 Q Find a-The speed of motor at this load b-The speed if connected resistance (25 Q) in series with field resistance when the armature torque is constant and the flux is proportional to field current .assume the information in branch a is normal condition.c-Maximum efficiency .before and after adding (R add)?

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The input power to a 220 V lap wound shunt D.C motor runs is 11 kW, the speed is 1150 rpm takes 5 A at no load ,shunt field resistance is 110 Q and armature resistance is 0.5 Q Find a-The speed of motor at this load b-The speed if connected resistance (25 Q) in series with field resistance when the armature torque is constant and the flux is proportional to field current .assume the information in branch a is normal condition.c-Maximum efficiency .before and after adding (R add)? over here on EduRev! Apart from being the largest CLAT community, EduRev has the largest solved
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