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Altitude Indicators and Rate-of-Climb Instruments Quiz

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Altitude Indicators and Rate-of-Climb Instruments Quiz

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Questions and Answers

Which of the following best describes the purpose of the air metering unit in the sensing system?

To indicate the rate of altitude change

To create a lag in static pressure (correct)

To establish the required pressure differences

To determine vertical speed

What are the three principal components of a pneumatic type of indicator?

Indicating element, metering unit, and sealed case

Capsule-type sensing element, metering unit, and sealed case

Capsule-type sensing element, indicating element, and metering unit (correct)

Capsule-type sensing element, indicating element, and sealed case

What is the purpose of the rate-of-climb indicator?

To establish the required pressure differences

To determine vertical speed (correct)

To indicate air pressure changes

To create a lag in static pressure

Where is the zero position on the dial presentation of the rate-of-climb indicator?

9 O'clock position Signup and view all the answers

What is the relationship between the rate at which the static pressure changes and vertical speed?

They are inversely proportional Signup and view all the answers

Which of the following best describes the purpose of the capillary tube in the sensing system?

To prevent pressure surges from reaching the capsule Signup and view all the answers

What is the reason for the capillary tube being longer in the sensing system?

To increase the flexibility and sensitivity of the capsule Signup and view all the answers

Where is the other end of the metering unit open to in the sensing system?

The interior of the case Signup and view all the answers