225. Steam admission pressure remains constant in following governing system of steam engine
A.Throttle governed steam engine
B.Cut-off governed steam engine
C.Hit and miss governed engine
D.All of the above
226. All steam engines work on
A.Principle of conservation of energy
B.Second law of thermodynamics.
C.Zeroth law of thermodynamics
D.First law of thermodynamics
227. The expansion process in the steam engines is
A.Isentropic
B.Not truly hyperbolic.
C.Adiabatic at constant volume
D.Hyperbolic
228. In a tandem compound steam engine
A.One high and one low pressure-cylinder are set side by side, driving - the same shaft, cranks being set 90° apart
B.Two cylinders are centred on the same piston rod, the 1.p. cylinder being placed nearest the crankshaft
C.Two cylinders are set at 90° usually to save floor space
D.Two cylinders are set in V-arrangement
229. Cut off point remains unaltered in following governing system of steam engine
A.Throttle-governed steam engine
B.Cut-off governed steam engine
C.Hit and miss governed engine
D.All of the above
230. Which is varied in throttle governing in steam engine
A.Pressure of intake steam
B.Volume of intake steam
C.Temperature of intake steam
D.Dryness fraction
231. Which is varied in cut off governing in steam engine
A.Pressure of intake steam -
B.Volume of intake steam
C.Temperature of intake steam
D.Dryness fraction
Page 33 of 81