The neutron carries
A.no electric charge
B.a single positive charge
C.a single negative charge
D.double negative charge
Category: Chemical Engineering Mcqs
The capillary rise of water is maximum for glass tube of size
A.10 mm
B.5 mm
C.3 mm
D.1 mm
Maximum heat transfer rate can be expected in case of
A.Turbulent flow
B.Laminar flow
C.Co-current flow
D.Counter current flow
E.Heat transfer rate is independent of nature of flow
Mercury electrolytic cells are operated at a temperature of
A.60 – 70 ?C
B.130 – 140 ?C
C.200 – 215 ?C
D.100 – 110 ?C
For an ideal gas Cp = 0.445 kcal/(kg.K) and ? = 1.33 the gas constant in kcal/(kg.K) is
A.0.147
B.0.592
C.0.885
D.0.11
The value of reheat factor is of the order of
A.Less than 1
B.1.02 to 1.06
C.1.2 to 1.6
D.More than 2
The most popular antiknock agent is
A.C2H5SH
B.Pb(C2H5)4
C.Pb4C2H5
D.CH3SH
According to the law of Petit and Dulong the atmoic heat capacities of the crystalline solid elements are nearly constant and equal to
A.3.2 cal/g atom
B.6.2 cal/g atom
C.5.2 cal/g atom
D.1.4 cal/g atom
The liquefaction of gases in general is favoured at
A.low temperature and low pressure
B.low temperature and high pressure
C.high temperature and high pressure
D.high temperature and low pressure
