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Gas Turbines and Jet Engines

The power available for take off and climb in case of turbojet engine as compared to reciprocating engine is ___________________?

The power available for take off and climb in case of turbojet engine as compared to reciprocating engine is ___________________?

A. less
B. more
C. same
D. may be less or more depending on ambient conditons
E. unpredictable

The power available for take off and climb in case of turbojet engine as compared to reciprocating engine is ___________________? Read More »

Compressors, Gas Turbines and Jet Engines

Intercooling in gas turbine results in ____________________ ?

Intercooling in gas turbine results in ____________________ ?

A. increase in net output but decrease in thermal efficiency
B. increase in thermal efficiency but decrease in net output
C. increase in both thermal efficiency and net output
D. decrease in both thermal efficiency and net output
E. none of the above

Intercooling in gas turbine results in ____________________ ? Read More »

Compressors, Gas Turbines and Jet Engines

If infinite number of heaters be used in a gas turbine, then expansion process in turbine approaches _________________?

If infinite number of heaters be used in a gas turbine, then expansion process in turbine approaches _________________?

A. isothermal
B. isentropic
C. adiabatic
D. isochoric
E. isobaric

If infinite number of heaters be used in a gas turbine, then expansion process in turbine approaches _________________? Read More »

Compressors, Gas Turbines and Jet Engines

In jet engines, for the efficient production of large power, fuel is burnt in an atmosphere of__________________?

In jet engines, for the efficient production of large power, fuel is burnt in an atmosphere of__________________?

A. vacuum
B. atmospheric air
C. compressed air
D. oxygen alone
E. liquid hydrogen

In jet engines, for the efficient production of large power, fuel is burnt in an atmosphere of__________________? Read More »

Compressors, Gas Turbines and Jet Engines