Finding whether or not your airplane is in balance is all about finding the loaded airplane Center of Gravity or CG. Once you have this, you can compare it to the charts or tables the manufacturer gives you to ensure that it is within acceptable limits. The CG cannot be too far forward ...
Resistance to heeling, called righting moment (RM), results from the lateral movement of the boat's center of buoyancy away from the center of gravity (CG).Righting arm and righting couple16 related questions found How do you calculate metacentric height? GM - Metacentric Height: This ...
To launch, the pilot must run down a slope to get air moving across the wing at about 15 to 25 miles per hour (24 to 40 kph). This movement of air over the surface of the wing generates lift, the force that counters gravity and keeps the glider aloft. Once aloft, gravity (the we...
A low center of gravity Direct front steering The first bicycle to provide all of these features and gain market acceptance was the Rover Safety, designed by John Kemp Starley in 1885. After the Rover pattern took over the market, safety bicycles were simply called "bicycles." It didn'...
Unlike airplanes, helicopters have rotor blades that spin horizontally. It is the spinning of the blades that creates lift, which is an upward force of air. When your pinwheel helicopter falls, it is due to the force of the earth’s gravity. Lift, and the design of the rotors help it ...
The kite climbs into the air when the force of the wind and lift pushing it upwards is greater than the pull of the string and gravity. How to make your kite fly better… The force of the wind will be greater when the kite is on angle to the wind. The force of gravity will be ...
Fish rise and sink in water primarily using a swim bladder, which they inflate or deflate with oxygen to adjust their buoyancy. The swim bladder's volume changes allow the fish to displace different amounts of water, balancing the forces of buoyancy and gravity. Some fish, like sharks and ...
All air particles in the atmosphere are drawn by the downward force of gravity. But the pressure in the air creates an upward force working opposite gravity's pull. Air density builds to whatever level balances the force of gravity, because at this point gravity isn't strong enough to pull...
Understand change using multiple comparative maps; perform image classification, image interpretation, and map algebra to calculate change. Sample: What is the current status of the electric grid, and how are changing weather conditions affecting field crew safety? Integrate real-time data to react ...
Airplanes fly when the movement of air across their wings creates an upward force on the wings (and thus the rest of the plane) that is greater than the force of gravity pulling the plane toward the earth. The physics behind this phenomenon was first described by Daniel Bernoulli, an 18th...