440-V alternator operating from a 30-hp prime mover turning at full capacity produces 20 kW into a load. Find the efficiency of the alternator. 2. A six-pole 60-Hz induction motor has a full-load slip of 4 percent. Find the rotor speed at full load.
440-V alternator operating from a 30-hp prime mover turning at full capacity produces 20 kW into a load. Find the efficiency of the alternator. 2. A six-pole 60-Hz induction motor has a full-load slip of 4 percent. Find the rotor speed at full load.
Chapter39: Synchronous Motor Operation
Section: Chapter Questions
Problem 14SQ: Induction motors and welding transformers require magnetizing current, which causes a. lagging power...
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1. A 440-V alternator operating from a 30-hp prime mover turning at full capacity produces 20 kW into
a load. Find the efficiency of the alternator.
2. A six-pole 60-Hz induction motor has a full-load slip of 4 percent. Find the rotor speed at full load.
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