In all irreversible processes, the entropy of the system
A.Increases
B.Reduces to zero
C.Remains constant
D.Sometimes increases and sometimes decreases
E.Depends on medium
Category: Engineeeing Mcqs
All of the following are the characteristics of mixed economy EXCEPT:
A.Co-existence of private and public sectors
B.Economic welfare
C.Economic equality
D.Govt. control over huge capital investment industries
AT a given temperature the enthalpy is the lowest for
A.CO2
B.air
C.SO2
D.H2O
For aluminium alloys grain refinement can be achieved using
A.titanium
B.boron
C.zirconium
D.any of the above
In case of paper money the face value is
A.less than its intrinsic value
B.more than its intrinsic value
C.same as its intrinsic value
Key normally used in wrist watch is
A.Kenned key
B.Sunk key
C.Tangent key
D.Woodruff key
E.None of the above
Phosphor bronze Bourdon tube can be used of pressures upto
A.5 kg/cm2
B.10 kg/cm2
C.15 kg/cm2
D.70 kg/cm2
E.170 kg/cm2
Which of the following is incorrect with reference to work study?
A.Normal time = Representative time + Rating factor
B.Normal time = Representative time x Rating factor
C.Standard time = Normal time
D.Standard time = Normal time x Allowances
Tan ? can be greater than
A.Highly rough surfaces
B.Rough surfaces
C.Smooth surfaces
D.Polished surfaces
E.Tan ? can never be greater than
