Water is injected in gas turbine cycle to
Control temperature
Control output of turbine
Control fire hazards
Increase efficiency
- The volumetric efficiency of a compressor falls roughly as follows for every 100 m increase in elevation
- The thermodynamic efficiency of rotary compressor is based on
- Diffuser in a compressor is used to
- In which case the air-fuel ratio is likely to be maximum?
- The air-fuel ratio in gas turbines is of the order of
- Pick up the wrong statement
- In a single stage, single acting reciprocating air compressor without clearance volume, the workdone…
- Gas turbine cycle with regenerator
- 1 m of air at atmospheric condition weighs approximately
- Which of the following statement is correct relating to rocket engines?
- A large clearance volume in a reciprocating compressor results in
- The air is delivered ________ in one revolution in case of a three lobbed rotor.
- If V, U and Vr represent the absolute velocity of fluid, velocity of blade, and relative velocity of…
- The volume of air delivered in a medium capacity air compressor per unit time is
- Cylinder clearance in a compressor should be
- Reheating in a gas turbine
- In air breathing jet engine, the jet is formed by expanding
- What will be the volume of air at 327°C if its volume at 27°C is 1.5 m³/ mt?
- A jet engine has
- Isothermal compression though most efficient, but is not practicable because
- A simple turbojet engine is basically
- Maximum temperature in a gas turbine is of the order of
- In a turbo jet engine, subsequent to heat addition to compressed air, to get the power output, the working…
- Pick up the correct statement
- To avoid moisture troubles, the compressed air main line should
- The pressure ratio for an open cycle gas turbine compared to closed cycle gas turbine of same h.p. is
- The overall thermal efficiency of an ideal gas turbine plant is (where r = Pressure ratio)
- Producer gas is produced by
- An air compressor may be controlled by
- The compressor efficiency is the