Assertion: Twin shaft arrangement of gas turbine must consist of two shafts whether in series or parallel.

Reason: In multi shaft arrangement two or more turbine-compressor combinations are carried on independent shafts. Select the most appropriate options following.

Both assertion and reason are correct and reason precisely explains the assertion

Both assertion and reason are correct but reason doesn’t exactly explains the assertion

Assertion is correct whilst reason is incorrect

Assertion is incorrect whilst reason is correct

Explore topic-wise MCQs in Gas Turbines Questions and Answers.

This section includes 2 Mcqs, each offering curated multiple-choice questions to sharpen your Gas Turbines Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.

1.	Assertion: Twin shaft arrangement of gas turbine must consist of two shafts whether in series or parallel.
A.	Reason: In multi shaft arrangement two or more turbine-compressor combinations are carried on independent shafts. Select the most appropriate options following.
B.	Both assertion and reason are correct and reason precisely explains the assertion
C.	Both assertion and reason are correct but reason doesn’t exactly explains the assertion
D.	Assertion is correct whilst reason is incorrect
E.	Assertion is incorrect whilst reason is correct
Answer» E. Assertion is incorrect whilst reason is correct

Discussion

2.	Fresh air at 14.7psi enters a compressor of a gas turbine and is compressed isentropically. The gas at the mouth of turbine is at 60 psi pressure and with a specific volume as 50 m3/kg. What would be the specific volume of fresh air?
A.	136.54m3/kg
B.	125.64m3/kg
C.	126.54m3/kg
D.	135.64m3/kg
Answer» B. 125.64m3/kg

Discussion

Explore topic-wise MCQs in Gas Turbines Questions and Answers.

Assertion: Twin shaft arrangement of gas turbine must consist of two shafts whether in series or parallel.

Fresh air at 14.7psi enters a compressor of a gas turbine and is compressed isentropically. The gas at the mouth of turbine is at 60 psi pressure and with a specific volume as 50 m3/kg. What would be the specific volume of fresh air?