exhaust velocity

collocation in English

meaningsofexhaustandvelocity

These words are often used together. Click on the links below to explore the meanings. Or,see other collocations withexhaustorvelocity.
exhaust
noun[U]
uk
/ɪɡˈzɔːst/us
/ɪɡˈzɑːst/
the waste gas from an engine, especially a car's, or the pipe the gas ...
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velocity
noun[C or U]
uk
/vəˈlɒs.ə.ti/us
/vəˈlɑː.sə.t̬i/
the speed at which an object ...
See more atvelocity

(Definition ofexhaustandvelocityfrom theCambridge English Dictionary© Cambridge University Press)

Examplesofexhaust velocity

These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
Performance headers work to increase theexhaustvelocityas much as possible.
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For lowexhaustvelocitywith respect to the mission delta-v, enormous amounts of reaction mass is needed.
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These values are used in equations similar to the rocket equation and are analogous to specific impulse orexhaustvelocity.
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The efficiency comes from the highexhaustvelocity, which in turn demands high energy, and the performance is ultimately limited by the available spacecraft power.
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For air-breathing jet engines, particularly turbofans, the actualexhaustvelocityand the effective exhaust velocity are different by orders of magnitude.
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However, for reaching orbital speed, hydrogen is a better fuel, since the highexhaustvelocityand hence lower propellant mass reduces the take off weight.
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The first is the effectiveexhaustvelocity: the equivalent speed that the propellant leaves the vehicle.
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However, the effectiveexhaustvelocityallows for various losses, and notably, is reduced when operated within an atmosphere.
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The combination of high particle energy/exhaustvelocityand relatively high thrust in this form is a novel proposal.
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Thus, the effectiveexhaustvelocityfor the entire reaction drops to just 0.58c.
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While the actualexhaustvelocityis lower for air-breathing engines, the effectiveexhaustvelocityis very high for jet engines.
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The actualexhaustvelocityis the average speed of the exhaust jet as it leaves the vehicle.
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For rocket-like propulsion systems this is a function of mass fraction andexhaustvelocity.
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This reheating of the turbine exhaust gas raises the propelling nozzle entry temperature andexhaustvelocity.
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There is a mission-dependent limited optimalexhaustvelocityand specific impulse for any thruster constrained by a limited amount of onboard spacecraft power.
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Larger ratio nozzles are more massive but are able to extract more heat from the combustion gases, increasing theexhaustvelocity.
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This also means that rockets are able to exceed theirexhaustvelocity.
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Exhaustvelocityis best neither too low nor too high.
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Note that different symbols are sometimes used; for example, "c" is also sometimes seen forexhaustvelocity.
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Theexhaustvelocityof the ions when expelled by the ramjet was assumed not to exceed 100,000 m/s.
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These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
Want to learn more?
Go to the definition ofexhaust
Go to the definition ofvelocity
See other collocations withexhaust
See other collocations withvelocity