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Questions and Answers
Which of the following is true about Mach meters?
Which of the following is true about Mach meters?
- They measure an aircraft's speed in relation to density
- They measure an aircraft's speed in relation to altitude
- They measure an aircraft's speed in relation to the speed of sound (correct)
- They measure an aircraft's speed in relation to atmospheric pressure
What is the term for the ratio of an aircraft's speed to the speed of sound?
What is the term for the ratio of an aircraft's speed to the speed of sound?
- Mach number (correct)
- Altitude ratio
- Pressure ratio
- Speed ratio
Why is it necessary to have a means to compute the Mach number?
Why is it necessary to have a means to compute the Mach number?
- To ensure structural safety of the aircraft
- To overcome the limiting effect of high-velocity airflow (correct)
- To minimize the in-flight behavior of the aircraft
- To maintain a constant speed at different altitudes
What does the speed of sound depend on?
What does the speed of sound depend on?
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Why is maintaining a different speed for each altitude not a practical solution?
Why is maintaining a different speed for each altitude not a practical solution?
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