In a face-centred cubic lattice there are
A.1 molecule per unit cell
B.2 molecules per unit cell
C.4 molecules per unit cell
D.8 molecules per unit cell
Category: Engineeeing Mcqs
The main advantage of line organisation is
A.Well defined responsibilities at all levels
B.Effective command and control
C.Rigid discipline
D.Quick decision making at all levels
E.All of the above
If a centrifugal pump takes too much power, the cause may be
A.Low speed
B.Air in water
C.Air leakage
D.Foot valve too small
E.Heavy liquid.
Which of the following item can be conveyed using pneumatic conveyors?
A.soda ash
B.salt cake
C.carbon black
D.all of the above
The silver point temperature is
A.500?C
B.760?C
C.960.5?C
D.1100.5?C
E.1500.5?C
The form of sulphur which is the most stable at ordinary temperature is
A.Monoclinic
B.plastic
C.rhombic
D.flowers of sulphur
The ratio of maximum shear stress to average shear stress in case of a circular beam transmitting power is equal to
A.3?4
B.4?5
C.5?4
D.4?3
E.2?5
Air required for complete combustion of 1 kg of carbon is 11.6 kg. If a fuel contains 88.6% Carbon and 11.4% Hydrogen, the air requirement will
A.Remain unaltered
B.Will decrease
C.Will increase
Air injection in case of S.I. engine refers to injection of
A.Air only
B.Air and fuel mixture
C.Liquid fuel only
D.Super charging
E.Doesn’t exist
The sprue pin/sprue hole used for sand moulds is
A.Tapered upwards
B.Tapered downwards
C.Has no taper at all
