Category: Electrical

Solution: Determine the power factor at the maximum output

Solution: What is the DC resistance per phase?

Solution: What is the effective resistance per phase?

Solution: What will be the terminal voltage for the same excitation and load current

Solution: Determine the open circuit emf of the alternator

Solution: Determine the nominal impedance per phase of a three-phase alternator

Solution: Determine the per phase nominal impedance of alternator

Solution: What is the pitch factor?

Solution: What is the speed of a 100 kW, 230-volt, three-phase, four-pole, 60 Hz alternator?

Solution: The voltage v = 90 cos (ωt – 161.5°) may be represented as a sine function