Question: A synchronous machine is operating at constant load and at unity power factor. If its excitation is increased and then it operates as ___________
Options
A : motor at leading p.f
B : motor at lagging p.f
C : absorber of reactive power
D : generator at leading p.f
Electrical Machines Starting Synchronous Motors more questions
Which of the following gives the drive to the governor....
If the DC machine is held constant at 3000 rpm.....
Polarity of interpoles is one pole ahead in the direction....
______ is used to keep the cooling water automatically to....
Which of the following controls the position of the butterfly....
Full form of MCC is ____________
Four-point starter is used when ______________
For an overexcited 3 phase synchronous motor, connected to infinite....
Which of these constitute a motor unit?
Poliovirus affects which pathway during paralysis of muscles?
Electrical Machines Action Commutator more Online Exam Quiz
Electrical Machines Rotating Amplifiers
Electrical Machines Rotor Emf Current Power
Electrical Machines Rotor Frequency
Electrical Machines Speed Control Dc Motors
Electrical Machines Starting Polyphase Induction Motors I
Electrical Machines Synchronous Machine Applications
Electrical Machines Synchronous Machine Stability