A.the driving for the vapour flow is the pressure drop
B.the driving force for the liquid flow is its weight
C.the liquids and vapours are always at their bubble point and dew point respectively
D.all of these answers
A.rightness of acts
B.wrongness of acts
C.both of these
A.12756 km
B.15000 km
C.16000 km
D.10000 km
A.Constant volume process
B.Constant pressure process
C.Constant temperature process
D.Adiabatic process
E.Polytropic process
A.Air to heavy tars
B.Air to carbondioxide
C.Steam to oil
D.Steam condensers
A.80% H2SO4 only
B.98% H2SO4 and higher
C.95% H2SO4 only
D.90% H2SO4 only
A. aptitude test
B. diagnostic test
C. evaluation
D. measurement
A.In diverging conduits the velocity always decreases
B.The velocity is always sonic at the throat of a converging diverging tube
C.On supersonic flow the area decreases for increasing velocity
D.Sonic velocity cannot be exceeded at the throat of a converging diverging tube
A.Robert Hooke
B.Dujardin
C.Robert Brown
D.None of these
A.Trammels
B.Combination square
C.Marking gauge
D.all of the above
