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MCQs

Total Questions : 206 | Page 2 of 21 pages
Question 11. Which one of the following is a boiler mounting?
  1.    fusible plug
  2.    super heater
  3.    economiser
  4.    chimney
 Discuss Question
Answer: Option A. -> fusible plug


fusible plug


Question 12. An example of a water tube boiler is a
  1.    Locomotive boiler
  2.    Lancashire boiler
  3.    Babcock-Wilcox boiler
  4.    Cochran boiler
 Discuss Question
Answer: Option C. -> Babcock-Wilcox boiler


Babcock-Wilcox boiler


Question 13. Parson's turbine is an example of a
  1.    impulse turbine
  2.    reaction turbine
  3.    radial flow turbine
  4.    water turbine
 Discuss Question
Answer: Option B. -> reaction turbine


reaction turbine


Question 14. In an inpulse turbine the velocity of steam remains constant in the
  1.    nozzles
  2.    moving blades
  3.    fixed blades
  4.    casing
 Discuss Question
Answer: Option B. -> moving blades


moving blades


Question 15. A 4 stroke 2 cylinder deisel engine has an IMEP of 4 bar and a mechanical efficiency of 80 per cent, the brake mean effective pressure is
  1.    3.2 bar
  2.    5.0 bar
  3.    6.4 bar
  4.    2.5 bar
 Discuss Question
Answer: Option A. -> 3.2 bar


3.2 bar


Question 16. Feed in a lathe is expressed in
  1.    mm per revolution
  2.    mm per degree
  3.    mm
  4.    rpm
 Discuss Question
Answer: Option A. -> mm per revolution


mm per revolution


Question 17. Mandrels are used to hold
  1.    cutting tools
  2.    hollow work pieces
  3.    face plate
  4.    drill bits
 Discuss Question
Answer: Option B. -> hollow work pieces


hollow work pieces


Question 18. Sprue is the passing provided for the
  1.    outflow
  2.    smooth flow
  3.    inflow
  4.    solidification of the molten material
 Discuss Question
Answer: Option C. -> inflow


inflow


Question 19. The operation of enlarging of a hole is called
  1.    drilling
  2.    reaming
  3.    boring
  4.    counter sinking
 Discuss Question
Answer: Option C. -> boring


boring


Question 20. In upcut milling the work piece is fed
  1.    at angle of 60 deg to the cutter
  2.    against the rotating cutter
  3.    at the right angle to the cutter
  4.    in the direction of the cutter
 Discuss Question
Answer: Option B. -> against the rotating cutter


against the rotating cutter


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