sonic boom造句
Of all the factors influencing sonic booms, increasing altitude is the most effective method of reducing sonic boom intensity.
Breaking the sound barrier generates a sonic boom, so supersonic travel is heavily restricted over land.
The ratio of aircraft length to maximum cross sectional area also influences the intensity of the sonic boom.
The sharp release of pressure, after the buildup by the shock wave, is heard as the sonic boom.
This is, of course, the reason why a sonic boom hits us with all its fury from a supersonic aircraft but not from a subsonic one.
Generally, the higher the aircraft, the greater the distance the shock wave must travel, reducing the intensity of the sonic boom.
A sonic boom is the loud crash and shaking that happens when a jet plane goes faster than the speed of sound.
As the cone spreads across the landscape along the flight path, they create a continuous sonic boom along the full width of the cone's base.
The change in air pressure associated with a sonic boom is only a few pounds per square foot — about the same pressure change experienced riding an elevator down two or three floors.
A sonic boom is the thunder-like noise a person on the ground hears when an aircraft or other type of aerospace vehicle flies overhead faster than the speed of sound or supersonic.
Acoustics--Description and measurement of physical properties of sonic booms
One example is provided by the sonic booms from airplanes.
Thousands of people began to call in, swamping the 911 dispatchers with reports of sonic booms and metal falling out of the sky.
If you're not near an airport used by jets, you may not need to worry about sonic booms, but some people do suffer damage in this way.
Lisa Block, spokeswoman for the Texas Department of Public Safety, said her agency had received calls from residents surprised by sonic booms about 11 a.m.
The Concorde's limited range, and rules that forbade it from setting off sonic booms over land meant it mostly stuck to its transAtlantic back and forth.
The team used simulation tools to show it was possible to achieve over-land flight by dramatically lowering the level of sonic booms through the use of an "inverted-V" engine-under wing configuration.
Supersonic flights are allowed only over water-and are thus limited to connecting wealthy cities separated by an ocean-because sonic booms can damage things and annoy people on the ground.
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