Which of the following statement is correct?
Options:
A. The efficiency of steam turbines is greater than steam engines
B. A flywheel is a must for steam turbine
C. The turbine blades do not change the direction of steam issuing from the nozzle
D. The pressure of steam, in reaction turbines, is increased in fixed blades as well as in moving blades
Answer: Option A

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More Questions on This Topic :

Question 1. The friction in the nozzle __________ exit velocity of steam.
  1.     Has no effect on
  2.     Decreases
  3.     Increases
  4.     None of these
Answer: Option B
Question 2. For water, at pressures below atmospheric;
  1.     Melting point rises slightly and boiling point drops markedly
  2.     Melting point rises markedly and boiling point drops markedly
  3.     Melting point drops slightly and boiling point drops markedly
  4.     Melting point drops slightly and boiling point drops slightly
Answer: Option A
Question 3. For water, at pressures below atmospheric;
  1.     Melting point rises slightly and boiling point drops markedly
  2.     Melting point rises markedly and boiling point drops markedly
  3.     Melting point drops slightly and boiling point drops markedly
  4.     Melting point drops slightly and boiling point drops slightly
Answer: Option A
Question 4. If a steam sample is nearly in dry condition, then its dryness fraction can be most accurately determined by
  1.     Throttling calorimeter
  2.     Separating calorimeter
  3.     Combined separating and throttling calorimeter
  4.     Bucket calorimeter
Answer: Option A
Question 5. For water, at pressures below atmospheric;
  1.     Melting point rises slightly and boiling point drops markedly
  2.     Melting point rises markedly and boiling point drops markedly
  3.     Melting point drops slightly and boiling point drops markedly
  4.     Melting point drops slightly and boiling point drops slightly
Answer: Option A
Question 6. The friction in the nozzle __________ exit velocity of steam.
  1.     Has no effect on
  2.     Decreases
  3.     Increases
  4.     None of these
Answer: Option B