- 1 How do you fly over a mountain?
- 2 How high should I fly over mountains?
- 3 How do you level off descent?
- 4 What happens when a plane descends rapidly?
- 5 Why is mountain flying dangerous?
- 6 What is a mountain wave in aviation?
- 7 What is the most optimal landing spot in mountainous terrain?
- 8 Do planes fly over mountains?
- 9 What does mountain obscuration mean?
- 10 What are the three fundamental skills involved in attitude instrument flying?
- 11 Why does VY increase with altitude?
- 12 What is the first fundamental skill in attitude instrument flying?
- 13 Why do planes pressurize the cabin?
- 14 What are the 3 types of decompression?
- 15 Why do planes drop suddenly?
How do you fly over a mountain?
Use a stabilized approach for all landings. DON’T operate low-performance aircraft into marginal mountain strips. If in doubt about your takeoff, use the “sufficient runway length” rule of thumb. DON’T rely on cloud shadows for wind direction (unless you are flying at or near the cloud bases).
How high should I fly over mountains?
at least 1,000 feet above the pass elevation. Since this altitude will usually put you over 10,000 MSL, the cloud clearance requirement is at least 1,000 feet below the clouds. Hence, you should make sure that you have at least a 2,000 foot ceiling over the highest pass you will cross.
How do you level off descent?
To level off a descent at descent airspeed, lead the desired altitude by approximately 50 feet simultaneously adjusting the pitch and power for level flight. Constant-Airspeed:
- Reduce airspeed to selected descent airspeed.
- Lower the nose to maintain constant airspeed.
- Airspeed is adjusted with the pitch.
What happens when a plane descends rapidly?
If it happens quickly, there is little time to react, although pilots are trained to keep an eye on cabin pressure and adjust the plane’s oxygen levels accordingly. Once pressure dips below acceptable levels, oxygen masks drop down and people put them on to breathe in pure oxygen for as long as it lasts.
Why is mountain flying dangerous?
High altitude flying can also cause pilots to experience a dangerous condition known as hypoxia. With increased altitude, atmospheric pressure decreases, and so does the amount of oxygen reaching the bloodstream. Hypoxia impacts functions of the brain and organs, causing impaired vision, muscle control, and judgment.
What is a mountain wave in aviation?
Mountain Waves is defined as oscillations to the lee side (downwind) of high ground resulting from the disturbance in the horizontal air flow caused by the high ground.
What is the most optimal landing spot in mountainous terrain?
Regarding surface conditions, a runway or paved surface is most desirable with a level, mowed grass field being next. If a farm or plowed field is the only option, land in the same direction as the furrows. Avoid landing downhill. On hilly terrain, landing across the slope or uphill is preferable.
Do planes fly over mountains?
Airplanes often avoid air paths that take them over Mt Everest or the Pacific Ocean. This is because “the Himalayas have mountains higher than 20,000 feet, including Mt Everest standing at 29,035 feet. However, most commercial airplanes can fly at 30,000 feet.”
What does mountain obscuration mean?
The term Mountain Obscuration (MTOS) is used to describe a visibility condition that is distinguished from IFR because ceilings, by definition, are described as “above ground level” (AGL). You could be operating closer to the terrain than you think because the tops of mountains are hidden in a cloud deck below.
What are the three fundamental skills involved in attitude instrument flying?
The airspeed indicator will react as an altimeter. C) No airspeed indicator change will occur during climbs or descents. What are the three fundamental skills involved in attitude instrument flying? A) Cross check, instrument interpretation, and aircraft control.
Why does VY increase with altitude?
Let’s move on to why Vy changes with altitude. Vy is the best rate of climb speed. It’s the speed that results in the greatest upward deflection on the VSI. Since an airplane’s rate of climb is a function of excess power, it stands to reason that the more excess power you have the higher the rate of climb will be.
What is the first fundamental skill in attitude instrument flying?
The first fundamental skill is cross-checking (also call “scanning”). Cross-checking is the continuous observation of the indications on the control and performance instruments.
Why do planes pressurize the cabin?
Cabins are pressurized to create a safe and comfortable environment for pilots, crew and passengers. Most commercial airplanes fly at around 30,000 to 40,000 feet above sea level. At high altitudes such as this, the air is thinner than it is on the ground.
What are the 3 types of decompression?
The US Federal Aviation Administration recognizes three distinct types of decompression events in aircraft:
- Explosive decompression.
- Rapid decompression.
- Gradual decompression.
Why do planes drop suddenly?
Warmed air rises. Cooled air descends. When a plane encounters varying airflow, we can feel what we call an “air pocket” today. The term, if misunderstood, can lead to fear that an “air pocket” — a place devoid of air — could be big enough to cause a plane to plunge to the ground or go out of control.