Q.1
Single stage impulse turbines are also called as?
  • a) Laval Turbines
  • b) Lancashire Turbines
  • c) Cochran Turbines
  • d) La Del turbines
Q.2
There are basically ______ Ways of compounding steam turbines.
  • a) 2
  • b) 3
  • c) 4
  • d) 5
Q.3
Rateau staging is another name for?
  • a) Pressure compounding
  • b) Velocity compounding
  • c) Pressure & Velocity compounding
  • d) None of the mentioned
Q.4
The another name for Velocity compounding is?
  • a) Rateau Staging
  • b) Curtis staging
  • c) Rateau & Curtis staging
  • d) None of the mentioned
Q.5
The Guide vanes remain stationary in?
  • a) Curtis staging
  • b) Rateau staging
  • c) Rateau & Curtis staging
  • d) None of the mentioned
Q.6
The pressure drop in reaction turbines occurs in?
  • a) fixed blades
  • b) movable blades
  • c) both in nozzles & fixed blades
  • d) nozzles
Q.7
The loss in efficiency from one stage to another is called?
  • a) Lost efficiency
  • b) Carry below efficiency
  • c) Carry-over efficiency
  • d) None of the mentioned
Q.8
For straight blades, the minimum blade height is __________ of the mean blade ring diameter.
  • a) 20%
  • b) 30%
  • c) 40%
  • d) 50%
Q.9
Number of parallel exhausts required for a given steam flow rate of x is?
  • a) x/63.5
  • b) x/36.5
  • c) x/68.5
  • d) x/56.5
Q.10
External loses occur ___________ turbine casing.
  • a) inside
  • b) outside
  • c) inside & outside
  • d) none of the mentioned
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