Steam Engine | Steam Engine Objective Type Questions and answers


36. If L be the stroke in meters and N its rpm,then piston speed in m/min is given by.......


   A.LN

   B.LN/2

   C.2LN

   D.LN/4


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C.2LN

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37. A steam engine is to be reversed.How much the ecentric should be shifted,if angle of advance is 100.......


   A.1800

   B.2000

   C.1900

   D.1600


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B.2000

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38. Willian's law holds good for......governed engine


   A.Cut-off

   B.Throttle

   C.All of the above


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B.Throttle

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39. As the cut off increase,thermal efficiency......


   A.Remain same

   B.Increases

   C.Decreases

   D.None of the above


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C.Decreases

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40. The specific steam consumption is usually expressed as.......


   A.Kw-hr

   B.Kg/kw-hr

   C.Watt-hour

   D.None of the above


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B.Kg/kw-hr

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