208 - ATPL Question Bank in English - For voltage build-up in a self-excited shunt DC generator, assume correct field polarity, suitable field-circuit resistance and a sufficiently light external load. Which of the following conditions are required? 1 - Residual magnetism in the field poles. 2 - A short-circuited external load. 3 - Short-circuited generator terminals. 4 - Rotation above the critical speed for the field-circuit resistance.

Question 208 - Aircraft General Knowledge - Airframe, Systems, Powerplant - ATPL - Airline Transport Pilot Licence