ATPL: Purposes of an accumulator in an hydraulic system are:1. to damp pressure fluctuations.2. to cool the hydraulic fluid.3. to serve as a limited alternate source of pressure.4. to serve as a main pressure source for normal operation. The combination that regroups all of the correct statements is:
Question 123, Aircraft General Knowledge - Airframe, Systems, Powerplant - ATPL - Airline Transport Pilot license