How high do planes fly?
Commercial airplanes typically cruise at altitudes between 30,000 and 42,000 feet (about 6 to 8 miles or 9 to 13 km above sea level). This height, located in the lower stratosphere, offers thinner air for better fuel efficiency, less drag, and a smoother ride above most weather, with maximum, or "ceiling," altitudes generally around 42,000–45,000 feet. YouTube +4Why don't planes fly at 60,000 feet?
Planes don't fly at 60,000 feet because commercial airliners need enough air for lift and engine thrust, which becomes scarce at such extreme altitudes, making it dangerous and inefficient; this "sweet spot" for flying is typically 30,000-42,000 feet, above most weather but below the limits where air density becomes too thin for safe operation, risking stalls, engine flameouts, and excessive stress on the fuselage.What planes fly above 50,000 feet?
Planes that can fly at 50,000 feet include high-performance private jets (like the Gulfstream G650, G700, Bombardier Global, and Cessna Citation X+), military fighter jets (F-15, F-22, MiG-25/31), and specialized aircraft like the U-2 spy plane, all designed for thinner air and higher performance, unlike most commercial airliners that stay below 41,000 feet.Can a plane fly over Mount Everest?
Yes, planes fly near and around Mount Everest, but scheduled commercial airliners avoid flying directly over the peak due to extreme turbulence, dangerous winds, lack of emergency landing sites, and risks from thin air, with some regional flights offering scenic views of the Himalayas. While jets cruise much higher (around 30,000-40,000 ft), Everest's height (29,032 ft) means a rapid emergency descent isn't feasible, making flights in that area risky.How high can a Boeing 747 fly?
The Boeing 747's maximum altitude varies slightly by model, but it's typically around 45,100 feet (13,700 meters) for variants like the 747-400 and the long-range 747SP, making it one of the highest-flying subsonic commercial jets, though operational ceilings are usually lower (around 41,000-43,000 ft) due to efficiency and regulations.How High Do Planes Fly? | Explained by Epic Flight Academy
What size is Donald Trump's plane?
Donald Trump's main private jet, nicknamed "Trump Force One," is a customized Boeing 757, measuring about 155 feet (47 meters) long, with a 39-meter (128-foot) wingspan, and seats only 43 passengers in luxury, a stark contrast to its original 200+ capacity, featuring gold-plated fixtures, bedrooms, and a screening room. It's significantly smaller than the official Air Force One (a Boeing 747), which is over 230 feet long, but remains one of the largest and most opulent private jets in operation.Do pilots get altitude sickness?
That said, most pilots will begin to experience the effects of hypoxia at pressure altitudes of between 7,000 and 10,000 feet, with some pilots having mild initial symptoms at altitudes as low as 5,000 feet.How cold is the air at 30,000 feet?
At 30,000 feet, the outside air temperature is typically around -40°F to -70°F (-40°C to -57°C), with standard calculations often citing about -47°F (-44°C), though it can get even colder, sometimes reaching -80°C or lower depending on conditions. This frigid temperature is the Static Air Temperature (SAT), but friction from the plane's speed heats the aircraft's skin and fuel, preventing it from freezing, while the cabin remains warm and pressurized.Why is there a 2pm rule on Everest?
The 2 PM rule on Mount Everest is a critical safety guideline requiring climbers to turn back from the summit by 2 PM, if not already there, to avoid deadly consequences like worsening weather, dangerously low oxygen levels, darkness, extreme cold, and exhaustion during the descent, which is often when most tragedies occur. This rule stems from tragic events where late summits led to climbers getting trapped, illustrating that "coming back alive is mandatory".What countries do planes not fly over?
Military conflict: Countries involved in war or political tension may block access to their skies. Flights are currently banned over Ukraine, and most airlines avoid airspace near Syria, Iraq and North Korea.Do pilots feel speed while flying?
Pilots don't feel speed — they feel pitch and power. And your brain is absolutely terrible at telling the difference. Acceleration feels fast.Can a human survive at 35,000 feet?
No, you cannot survive at 35,000 feet without specialized equipment like a pressurized suit or oxygen mask, as the air pressure is too low, leading to rapid incapacitation from hypoxia (lack of oxygen) and eventual death within minutes, though the extreme cold and wind also pose immediate threats. While planes maintain cabin pressure, sudden exposure at that altitude means losing consciousness in seconds, making survival impossible without immediate assistance.Can a King Air 350 fly to Hawaii?
Yes, a King Air 350 can fly to Hawaii, especially the extended-range (ER) model which has extra fuel tanks, but a standard 350 would likely need auxiliary ferry tanks or a stopover, as its typical range (~1800nm) is slightly short of the ~2100nm California-to-Hawaii route, though some pilots successfully ferry them with temporary tanks, notes FlightGlobal and Reddit users. The King Air 350ER was specifically designed with additional fuel capacity for such long oceanic flights.Why do flight attendants sit on hands during take off and landing?
Flight attendants sit on their hands during takeoff and landing as part of the safety brace position to minimize injury from turbulence or impact, keeping limbs secured and ready to act, ensuring they can quickly assist passengers or perform emergency procedures without flailing. This posture also helps them stay focused and mentally prepared for critical flight phases, modeling correct behavior for passengers.Can a pilot sleep while flying?
Yes, pilots can sleep during flights, but only under strict regulations, usually on long-haul flights with more than two pilots, utilizing designated crew rest areas (bunks or reclined seats) while the autopilot is engaged and another pilot remains awake at the controls. This practice, known as "controlled rest," helps combat fatigue, but it's banned in the U.S. cockpit, though some other countries allow brief in-seat naps with strict rules, ensuring at least one pilot is always alert.What does it mean if a plane is squawking 7700?
In aviation, 7700 is the universal squawk code for a general emergency, signaling to Air Traffic Control (ATC) that an aircraft needs immediate assistance for serious issues like engine failure, fire, or medical crises, making it a high-priority alert on radar displays. It's a non-verbal "Mayday" that tells controllers something is seriously wrong, prompting them to clear airspace and prepare emergency services.Is Sleeping Beauty body still on Everest?
No, Francys Arsentiev, known as "Sleeping Beauty," is no longer visible on Mount Everest, as her body was moved in 2007 by a team led by Ian Woodall and Cathy O'Dowd to give her a more respectful burial away from climbers' view. For nearly a decade after her death in 1998, her body remained a stark, frozen landmark on the mountain, earning her the nickname due to her peaceful appearance from frostbite, but she was eventually relocated to a lower, secluded spot.Why does it cost $40,000 to climb Mount Everest?
Climbing Mount Everest costs around $40,000 or more because of massive logistical expenses (oxygen, food, Sherpa support, transport), high government permit fees (now $15,000), essential safety measures (communication, medical, rescue planning), and high-quality personal gear, all managed by complex commercial operators providing expertise and infrastructure in an extremely hazardous environment. Even budget trips start high, with luxury packages exceeding $100,000, due to inflation and increasing operational costs.What is the 8 3 rule on Everest?
Climbing Everest is one of the most dangerous adventures on Earth. The 8–3 rule—summit before 8 AM and return to Camp 4 by 3 PM—is a simple but powerful safety guideline that keeps climbers alive in the Death Zone. It helps manage: Oxygen supply.Can a pilot refuse to fly if a plane isn't deiced?
Can a pilot refuse to fly if a plane isn't deiced? Yes, absolutely. Pilots have final authority over flight safety and must refuse to fly if deicing hasn't been completed properly. FAA guidelines require aircraft to be free of frozen contaminants before takeoff.What is the highest air temperature a human can survive?
Humans can survive outside in temperatures between 40°C to 50°C (104°F to 122°F) for short periods, but prolonged exposure, especially with humidity (wet-bulb temp around 35°C/95°F), becomes lethal as the body can't cool itself, leading to heatstroke and organ failure; survival depends heavily on factors like humidity, duration, hydration, and individual health.What disqualifies you from being a pilot?
Pilots can be disqualified for serious medical issues like epilepsy, psychosis, substance dependence, heart disease, diabetes requiring insulin, or certain neurological/personality disorders, as well as for security violations or poor moral character (e.g., felony convictions). While many conditions aren't automatic bans, they require FAA review, with some controllable issues potentially leading to medical certification through waivers or special authorizations.What is the immediate cure to altitude sickness?
To cure altitude sickness fast, the best method is to descend to a lower altitude immediately, but for mild cases, rest, hydrate, avoid alcohol, and use OTC pain relievers like ibuprofen for headaches. Prescription drugs like acetazolamide (Diamox) or dexamethasone can speed acclimatization, while oxygen can also provide quick relief. Severe symptoms like confusion or inability to walk require immediate descent and emergency medical help.Do pilots get tired of sitting?
Sitting for hours, even in the most comfortable seat, can take a considerable toll on a pilot's alertness. So why don't flight departments pay more attention to the dangers of fatigue?
← Previous question
Can your account still be tracked if I delete the account?
Can your account still be tracked if I delete the account?
Next question →
Can 3050 run AI?
Can 3050 run AI?