Steam and Gas Turbines Practice Test 1

1. Gas turbine powered engines are smaller than reciprocating engines.

False

True

2. Generally, water is used as working fluid in rankine cycle.

False

True

3. Oil refineries seek significant application of gas turbine in which form?

For standby application

They utilize waste hot gas from Houdry Cracking Process in order to drive a compressor

For locomotive application

For peak load application

4. High power density is the advantage obtained from _______

none of the mentioned

steam Turbines

solar Gas turbines

cryogenic Gas turbines

5. How many sections does waste heat recovery boiler have in steam generators?

6. Consumption of lubricating oil is _______ in gas turbines.

medium

high

none

low

7. Arrange the words to make a meaningful order: diffuser/exhaust cone/combustor/low pressure compressor/turbine/intercooler/high pressure compressor.

combustor/ low pressure compressor/ turbine/ intercooler/ exhaust cone/ high pressure compressor/ diffuser

diffuser/ high pressure compressor/ intercooler/ low pressure compressor/ combustor/ turbine/ exhaust cone

low pressure compressor/ turbine/ intercooler/ diffuser/ combustor/ high pressure compressor/ exhaust cone

diffuser/ low pressure compressor/ intercooler/ high pressure compressor/ combustor/ turbine/ exhaust cone

8. In condensing turbines vacuum is obtained by ____________

none of the mentioned

sudden drop in pressure and by removal of non condensable gases

removal of non condensable gases

sudden pressure drop

9. Gas turbine is also called as _______________

None of the mentioned

Velocity turbine

Steam turbine

Combustion turbine

10. Steam turbines work on __________

Dual cycle

Otto cycle

Rankine cycle

None of the mentioned