If excitation of a synchronous motor running with a constant load is decreased from its normal value, ignoring effects of armature reaction, it leads to?

increase in both armature current and power factor angle
increase in back e.m.f. but decrease in armature current
increase in both armature current and power factor which is lagging
increase in torque angle but decrease in back e.m.f.

LohaHridoy

9 views

2025-01-04 04:42

1 Answers

AhmedNazir

Answer: Option 1

9 views Answered 2022-09-01 13:21

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