Rs. 10000 is invested now at 10% interest per annum on a compound basis. What will be the accumulated sum at the end of 5 years
A.Rs. 15000
B.Rs. 16105
C.Rs. 15105.10
D.Rs. 17105.10
Category: Chemical Engineering Mcqs
Corrosion in crude distillation unit column overhead system is caused by
A.the presence of naphthenic acid in crude oils
B.the presence of HCI formed by dissociation of chloride salts
C.the sulphur compounds in crude oils
D.all of the above
The vapour pressure of water at 100?C is
A.13.6 cm of Hg
B.100 cm of Hg
C.76 cm of Hg
D.100 N/cm2
The general formula of paraffins is
A.CnH2n
B.CnH2n-2
C.CnH2n+2
D.CnH2n+1
Which of the following can be used to measure a temperature around -50?C?
A.Mercury thermometer
B.Alcohol thermometer
C.Thermocouple
D.Platinum resistance thermometer
Which of the following has the highest value of the thermal conductivity
A.Clay
B.Wood
C.Asbestos
D.Refractory brick
E.Nichrome
Grey cast iron is produced
A.when molten pig iron is allowed to cool gradually
B.when molten pig iron is chilled suddenly
C.when white cast iron is subjected to slow prolonged heating
D.from nodular cast iron
Which of the following is a static characteristic of instruments?
A.Fidelity
B.Time lag
C.Dynamic error
D.Reproducibility
In which case does the thermal conductivity increase from left to right?
A.Aluminium, copper, silver
B.Silver, copper, aluminium
C.Copper, silver, aluminium
D.Aluminium, silver, copper
At sea level atmospheric pressure and room temperature
A.methane through butane occur as liquids
B.pentane and heavier hydrocarbons occur as liquids
C.ethane and heavier hydrocarbons occur as liquids
D.propane and heavier hydrocarbons occur as liquids
