Compressors, Gas Turbines and Jet Engines
Ramjet engine

Requires no air for its operation
Is not self operating at zero flight speed
Produces a jet consisting of plasma
Is self operating at zero flight speed

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Compressors, Gas Turbines and Jet Engines
Water gas is produced by

Passing steam over incandescent coke
Partial combustion of coal, eke, anthracite coal or charcoal in a mixed air steam blast
Passing air and a large amount of steam over waste coal at about 65°C
Carbonisation of coal

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Compressors, Gas Turbines and Jet Engines
Pick up the correct statement

Gas turbines use both air and liquid cooling
Gas turbine's blade will appear as impulse section at the hub and as a reaction section at tip
Large gas turbines use radial inflow turbines
Gas turbines have their blades similar to steam turbine

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