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Exam (elaborations)

Gas Turbines Exam Questions and Answers 100% Solved | Graded A+

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Gas Turbines Exam Questions and Answers 100% Solved | Graded A+ What are the two common forms of blade roots? - Fir tree and bulb How do the high-velocity, high-temperature gases cause the rotor of a gas turbine to rotate? - By transferring velocity energy and thermal energy to the turbine bla...

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  • December 8, 2024
  • 9
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Gas Turbines
  • Gas Turbines
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JOSHCLAY
Gas Turbines Exam Questions and

Answers 100% Solved | Graded A+


What are the two common forms of blade roots? - ✔✔Fir tree and bulb

How do the high-velocity, high-temperature gases cause the rotor of a gas

turbine to rotate? - ✔✔By transferring velocity energy and thermal energy

to the turbine blades

A gas turbine in which exhaust gas heat energy is added to the air charge

between the compressor and combustion chamber is classified as a/an? -

✔✔Regenerative cycle engine.

Which of the following is an advantage of a single-shaft GTE compared to a

split Shaft GTE? - ✔✔Fewer moving parts

What type of seal is used in the gearbox of a GTE? - ✔✔Carbon Ring

What type of starter is commonly used on smaller GTEs? - ✔✔Electric

The term "Lockout" on the Synchro-self-shifting (SSS) clutch system

means that the - ✔✔SSS clutch will not engage




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©JOSHCLAY 2024/2025. YEAR PUBLISHED 2024.

, Where are the CO2 nozzles located on the LM2500 enclosure? - ✔✔On

the cross beam under the compressor front frame

What is the primary purpose of the diffuser and the distributor on the

LM2500 GTE? - ✔✔To provide uniform airflow to the combustor

How is the HP Turbine rotor of the LM2500 GTE cooled? - ✔✔By a

continuous flow of compressor discharge air

In the marine gas turbine shown in the illustration, the 13th stage bleed air

is used for - ✔✔High pressure turbine 2nd stage nozzle cooling

In the marine gas turbine engine shown in the illustration, the HP Turbine

2nd stage nozzle vanes are cooled by - ✔✔13th stage compressor air

Boyle's law can beat be defined as - ✔✔The volume of an enclosed gas

varies inversely with the applied pressure, provided the temperature

remains constant

The term used to describe the gas turbine in which air drawn from the

atmosphere passes through the engine only once is which of the following -

✔✔Open cycle

A gas turbine that has a re-generator between the compression and

combustion sections in which exhaust gas heat energy is added to the air

charge is classified as what type of engine? - ✔✔Semi-closed cycle engine

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©JOSHCLAY 2024/2025. YEAR PUBLISHED 2024.

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