Q2) A 4 pole, lap wound, compound DC generator has an armature resistance of 0.2 Q, series field resistance of 0.12 and a shunt field resistance of 220 Q. The generator supplies the following loads as follows, Load 1 (L1): 200 Lamps, each lamp is rated at 40 W, at a terminal voltage of 220 V. Load 2 (L2): A 5 KW heater at a terminal voltage of 220 V. The machine has 1000 conductors, assume long shunt connection, a) Calculate the total load current. b) Find the generated voltage, Eg and total load power. c) If all lights are turned off, calculate the generated voltage of the machine, Eg, and the speed of the machine,. if flux is 20 mwb/pole.

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Q2) A 4 pole, lap wound, compound DC generator has an armature resistance of 0.2 Q, series
field resistance of 0.12 and a shunt field resistance of 220 Q. The generator supplies the
following loads as follows,
Load 1 (L1): 200 Lamps, each lamp is rated at 40 W, at a terminal voltage of 220 V.
Load 2 (L2): A5 KW heater at a terminal voltage of 220 V.
The machine has 1000 conductors, assume long shunt connection,
a) Calculate the total load current.
b) Find the generated voltage, Eg and total load power.
c) If all lights are turned off, calculate the generated voltage of the machine, Eg, and the
speed of the machine,. if flux is 20 mwb/pole.
Transcribed Image Text:Q2) A 4 pole, lap wound, compound DC generator has an armature resistance of 0.2 Q, series field resistance of 0.12 and a shunt field resistance of 220 Q. The generator supplies the following loads as follows, Load 1 (L1): 200 Lamps, each lamp is rated at 40 W, at a terminal voltage of 220 V. Load 2 (L2): A5 KW heater at a terminal voltage of 220 V. The machine has 1000 conductors, assume long shunt connection, a) Calculate the total load current. b) Find the generated voltage, Eg and total load power. c) If all lights are turned off, calculate the generated voltage of the machine, Eg, and the speed of the machine,. if flux is 20 mwb/pole.
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