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ATPL - Instruments > Chapter 2 - Pressure Sensing > Flashcards

Chapter 2 - Pressure Sensing Flashcards

1
Q

List 5 units of pressure

A 
Pascal
N/m^2
Inhg
PSI
BAR
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2
Q

Gauge pressure is?

A

Pressure reference to Ambient

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3
Q

Absolute pressure is?

A

Pressure reference to a perfect vacuum

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4
Q

An Aneroid Capsule is?

A

A sealed capsule with a slight negative pressure

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5
Q

What are x3 pressure instrument errors

A

IMP
Instrument mechanical imperfection
Manoeuvre errors caused by the pressure envelope around the aircraft when turning
Position errors - changes in the airflow direction

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ATPL - Instruments (8 decks)

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