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Question 48-1 : Electric motors propulsion the abbreviation corresponding to an engine that is not turning in a clockwise direction is ? [ Result takeoff ]

Ccw

exemple 48 Ccw.

Question 48-2 : Electric motors propulsion the abbreviation corresponding to an engine that is turning in a clockwise direction is ?

Cw

exemple 52 Cw.

Question 48-3 : Electric motors propulsion the abbreviations cw and ccw for an electrical engine mean respectively ?

Clockwise and counter clockwise directions

exemple 56 Clockwise and counter-clockwise directions.

Question 48-4 : Electric motors propulsion an electric motor brushless of 450 kv powered with a voltage of 24 volts will rotate at ?

10800 rpm


Question 48-5 : Batteries connecting two 6 v / 5 ah capacity batteries in series will result in a total voltage and capacity respectively of ?

12 v / 5 ah


Question 48-6 : Batteries the connection in parallel of two 6 volt / 5 amp hours batteries will create a unit with the following characteristics ?

6 v / 10 ah


Question 48-7 : Batteries '4s' is written of a lipo battery it indicates ?

The number of cells in series

exemple 72 The number of cells in series.

Question 48-8 : Batteries the capacity of a battery of ?

5 ah is 5 amp during 1 hour

exemple 76 5 ah is 5 amp during 1 hour.

Question 48-9 : Batteries the capacity of a battery is the ?

Amount of ampere hours that a fully charged battery can supply

exemple 80 Amount of ampere hours that a fully charged battery can supply.

Question 48-10 : Batteries the capacity of a battery is given in ?

Ampere hours

exemple 84 Ampere hours.

Question 48-11 : Batteries voltage of a battery is expressed in ?

Volt

exemple 88 Volt.

Question 48-12 : Batteries associated value to the 'c' letter of a lipo battery indicates ?

The maximum continuous discharge rate of the battery

exemple 92 The maximum continuous discharge rate of the battery.

Question 48-13 : Batteries the term 'lipo' means ?

Lithium polymer

exemple 96 Lithium polymer.

Question 48-14 : Batteries when carrying out a battery condition check using the aircraft's voltmeter ?

A load should be applied to the battery in order to give a better indication of condition

exemple 100 A load should be applied to the battery in order to give a better indication of condition.

Question 48-15 : Batteries when a battery is almost fully discharged there is a tendency for the ?

Voltage to decrease under load

exemple 104 Voltage to decrease under load.


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