CPL Acft Tech - Support systems

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Professional Development
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20 questions
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1.
Multiple Choice
Pascal's principle states that if...
pressure is applied at any point to a liquid in a closed system, that same pressure is felt throughout the system
pressure is applied at any point to any substance in a closed system, that same pressure is felt throughout the system
pressure is applied at any point to air in a closed system, that same pressure is felt throughout the system
pressure is applied at any point to a solid in a closed system, that same pressure is felt throughout the system
2.
Multiple Select
Select all of the advantages of hydraulics over other systems
relatively lightweight
efficient
not flammable
minimal maintenance required
fluid is non-corrosive
3.
Multiple Choice
Vegetable based hydraulic oil is predominantly __________ oil and is made from the __________ _____________ plant
castor , Ricinus communis
schellac , Atropa belladonna
castor , Papaver somniferum
camfer , Coriandrum sativum
camfer , Digitalis purpurea
4.
Multiple Choice
What colour is mineral based hydraulic oil?
Red
Green
Purple
Blue
5.
Multiple Choice
A disadvantage of synthetic based hydraulic fluid is it...
attracts moisture
is prone to forming sludge
is unsuitable for higher pressures
it is highly flammable
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