Discussion
A dc shunt motor is well suited to
Answer: B
Correct answer: lathes, fans and pumps needing a steady speed
The shunt motor’s speed falls only a few per cent from no load to full load, so it approximates a constant-speed machine and suits any duty where the speed must not wander with the load. Traction and hoisting need the series machine’s starting torque, and welding needs a differential compound machine’s falling characteristic.
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