In an electrical circuit the function of a breaker is to ?
Understand > operation
With regards to launcher / catapult safety areas the operator must refer to the ?
During pre flight inspection you notice that the battery presents a defect swelling split nick or a tear of the casing containing the elements etc In that case you should ?
The anemometer airspeed indicator may indicate an incorrect speed if it exposed to A swarm of flying insects, rain, a very cold outside temperature ( 4 °c), a very hot outside temperature (+4 °c). 
Electrical conductivity The ability of a material to carry flow of an electric current, the power delivered a battery one hour, the resistivity of a material, the voltage delivered a battery one hour. 
Electrical power expressed in Watt, volt, ampere, ohm. 
The minimum operating voltage of a lipo battery 3.7 volts, 3.2 volts, 3.4 volts, 7.3 volts. Question Section 2: Airframes, power plants 47 Answer 8
The embedded microprogram in an electronic system of a remotely piloted aircraft but also in its radio control unit ground station and possibly in some batteries called Firmware, hardware, cpu (central processing unit), register. Question Section 2: Airframes, power plants 47 Answer 9
The element s that do not affect compass accuracy are The outside temperature, batteries, engines, electronic speed controllers (esc). Question Section 2: Airframes, power plants 47 Answer 10
The role of electronic speed controller esc To control speed of rotation of motors, to power flight controller, to regulate ascent speed of remotely piloted aircraft, to regulate voltage of battery. Question Section 2: Airframes, power plants 47 Answer 11
Current small rpa's operating within line of sight generally use following frequency flight control 2.4 ghz, 5.8 ghz,.2 ghz, 3 mhz. Question Section 2: Airframes, power plants 47 Answer 12
When one engine fails on an 8 engines drone octocopter aircraft Normally responds to pilot commands, goes into rth mode returns to recorded starting point, is out of control descends to ground, descends into control lands normally without pilot intervention. Question Section 2: Airframes, power plants 47 Answer 13
To update your drone firmware recommended battery level should be at least before updating Question Section 2: Airframes, power plants 47 Answer 14
Maintenance and record keeping servicing operations Are to be performed on entire aircraft its accessories, only concern engines propellers, are only performed on parts that may break, are desirable but not mandatory. Question Section 2: Airframes, power plants 47 Answer 15
Maintenance and record keeping for technical record keeping of a drone you do not have to note The total flight hour of your aircraft since first flight, the names of pilots other crew members who are involved in each flight, the time of each flight or series of flights, the particulars of any mandatory action any other maintenance action.
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