• HOME
  • QUIZ
  • CONTACT US
EXAMIANS
  • COMPUTER
  • CURRENT AFFAIRS
  • ENGINEERING
    • Chemical Engineering
    • Civil Engineering
    • Computer Engineering
    • Electrical Engineering
    • Mechanical Engineering
  • ENGLISH GRAMMAR
  • GK
  • GUJARATI MCQ

Compressors, Gas Turbines and Jet Engines

Compressors, Gas Turbines and Jet Engines
Standard air is the air at ___ and relative humidity of 36 percent.

1 bar and 20°C
0.1 bar and 40°C
1 bar and 40°C
0.1 bar and 20°C

ANSWER DOWNLOAD EXAMIANS APP

Compressors, Gas Turbines and Jet Engines
The overall thermal efficiency of an ideal gas turbine plant is (where r = Pressure ratio)

1 - (1/r) ɣ-1/ɣ
1 - (1/r) ɣ/ɣ-1
1 - r ɣ-1
r ɣ-1

ANSWER DOWNLOAD EXAMIANS APP

Compressors, Gas Turbines and Jet Engines
Which is false statement about multistage compression?

It is best suited for compression ratios around 7:1
Volumetric efficiency is high
The moisture in air is condensed in the inter-cooler
Power consumption per unit of air delivered is low

ANSWER DOWNLOAD EXAMIANS APP

Compressors, Gas Turbines and Jet Engines
Rotary compressors are used for delivering

Small quantities of air at low pressures
Large quantities of air at low pressures
Large quantities of air at high pressures
Small quantities of air at high pressures

ANSWER DOWNLOAD EXAMIANS APP

Compressors, Gas Turbines and Jet Engines
The gas in cooling chamber of a closed cycle gas turbine is cooled at

Constant volume
Constant temperature
Constant pressure
None of the listed here

ANSWER DOWNLOAD EXAMIANS APP

Compressors, Gas Turbines and Jet Engines
In jet engines, paraffin is usually used as the fuel because of its

High calorific value
Ease of atomisation
Low freezing point
Both (A) and (C) above

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Compressors, Gas Turbines and Jet Engines

DOWNLOAD APP

  • APPLE
    from app store
  • ANDROID
    from play store

SEARCH

LOGIN HERE


  • GOOGLE

FIND US

  • 1.70K
    FOLLOW US
  • EXAMIANSSTUDY FOR YOUR DREAMS.
  • SUPPORT :SUPPORT EMAIL ACCOUNT : examians@yahoo.com

OTHER WEBSITES

  • GUJARATI MCQ
  • ACCOUNTIANS

QUICK LINKS

  • HOME
  • QUIZ
  • PRIVACY POLICY
  • DISCLAIMER
  • TERMS & CONDITIONS
  • CONTACT US
↑