A long-shunt dynamo running at 1000 rpm. Supplies 44kW at a terminal voltage of 220 V. The resistance of the armature, shunt field and the series field are 0.05, 110 and 0.06 Q respectively. The overall efficiency at the above load is 88%. Find (a) copper loss (b) iron and friction losses (c) the torque exerted by the prime mover 4928.44 W, 1071.56 W, 477.464 Nm 4928.44 W, 1081.56 W, 477.464 Nm 4828.44 W, 1071.56 W, 478.464 Nm O 4928.44 W, 1061.56 W, 479.464 Nm 4228.44 W, 1071.56 W, 473.464 Nm 1584.5 W, 1415.5 W, 239.4 Nm 1584.5 W, 1315.5 W, 229.4 Nm O 1570.5 W, 1415.5 W, 239.4 Nm

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A long-shunt dynamo running at
1000 rpm. Supplies 44kW at a
terminal voltage of 220 V. The
resistance of the armature,
shunt field and the series field
are 0.05, 110 and 0.06 Q
respectively. The overall
efficiency at the above load is
88%. Find (a) copper loss (b) iron
and friction losses (c) the torque
exerted by the prime mover
4928.44 W, 1071.56 W, 477.464 Nm
4928.44 W, 1081.56 W, 477.464 Nm
4828.44 W, 1071.56 W, 478.464 Nm
O 4928.44 W, 1061.56 W, 479.464 Nm
O 4228.44 W, 1071.56 W, 473.464 Nm
1584.5 W, 1415.5 W, 239.4 Nm
O 1584.5 W, 1315.5 W, 229.4 Nm
O 1570.5 W, 1415.5 W, 239.4 Nm
Transcribed Image Text:A long-shunt dynamo running at 1000 rpm. Supplies 44kW at a terminal voltage of 220 V. The resistance of the armature, shunt field and the series field are 0.05, 110 and 0.06 Q respectively. The overall efficiency at the above load is 88%. Find (a) copper loss (b) iron and friction losses (c) the torque exerted by the prime mover 4928.44 W, 1071.56 W, 477.464 Nm 4928.44 W, 1081.56 W, 477.464 Nm 4828.44 W, 1071.56 W, 478.464 Nm O 4928.44 W, 1061.56 W, 479.464 Nm O 4228.44 W, 1071.56 W, 473.464 Nm 1584.5 W, 1415.5 W, 239.4 Nm O 1584.5 W, 1315.5 W, 229.4 Nm O 1570.5 W, 1415.5 W, 239.4 Nm
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