The number of degrees of freedom in case of diatomic gases is
A.2
B.3
C.4
D.5
E.6
Category: Engineeeing Mcqs
High air-fuel ratio in gas turbines
A.Reduces the exhaust temperature
B.Improves thermal efficiency
C.Increases power output
D.Restricts damage to turbine blades
E.None of the above
The overall purpose of training, development is to
A.Increase organizational effectiveness
B.Increase profits
C.Prenant works obsolesence
D.Increase managrical effectiveness
E.None of the above
Which type of pump is preferred for pumping lubricating oil in automobile
A.Reciprocating type
B.Open impeller type
C.Centrifugal pump with impeller shrouded on one side only
D.Centrifugal pump with impeller shrouded on both sides
E.Gear pump
Thermodynamic processes are those
A.Where a difference is observed in any macroscopic property of the system between different times or state
B.Where a difference is observed in any microscopic property of the system between different times or state
C.Which occurs in the direction of an intensive property or driving force contained within the system
D.Which require an agency outside the system to force the process
E.None of the above
The cycle of life, death and decay involving organic nitrogeneous matter is called
A.The sulphur cycle
B.The nitrogen cycle
C.The carbon cycle
D.The hydrological cycle
E.None of the above
A mould which has good erosion resistance to metal flow and is also collapsible is
A.green sand mould
B.skin dry sand mould
C.dry sand mould
D.none of the above
Which of the following is not a high pressure boiler?
A.Loeffler
B.Lancashire coiler
C.Velox boiler
D.La Mont boiler
E.None of the above
Falling drops of rain acquire spherical shape on account of
A.temperature
B.viscosity
C.compressibility
D.surface tension
A ductile fracture is characterized by
A.Rapid rate for crack propagation
B.Negligible deformation
C.Fragmentation into more than two pieces
D.Appreciable plastic deformation prior to propagation of crack
E.None of the above
