Oil used for core sand is
A.molasses
B.linseed oil
C.mineral oil
D.any of the above
Category: Mechanical Engineering Mcqs
The science of poisons – their effects, antidotes and detection, is known as
A.Toxicology
B.Minerology
C.Petrology
D.Poisonology
E.Hermetilogy
The size of the market for a product means
A.The number of people in a particular area
B.The geographical area saved by the producers
C.The number of sales of the product recorded annually
D.The number of potential buyers of the product
E.The volume of potential sales of the product
The employees Provident Fund act is acceptable to
A.All industries
B.Only small and medium industries
C.Industries which volunteer for the same
D.The industries notified by Government
E.The trade unions notified by Government
Which one of the followings is used in C.I. engines?
A.spark plug
B.injector
C.cross-head
D.none of the above
Discoloration should be avoided while handing
A.Silica flour
B.Tobacco
C.Zinc oxide
D.Starch
Shrinkage cavity in a casting may be formed due to
A.haphazard solidification of metal
B.improperly sized gating
C.high pouring temperatures
D.any of the above
Which of the following represents the reduction in duration?
A.Crushing
B.Negative slack
C.Variance
D.All of the above
The adiabatic horse power required to deliver 4 cu. M per minute of free air from 1 ata and 15?C to a received pressure at 7 ata would be in the range
A.5 ? 7
B.7 ? 10
C.10 ? 15
D.15 ? 20
E.20 ? 25
When sulphur is to be removed from cast iron while melting the same in cupola, the flux used is
A.molasses
B.sodium carbonate with lime stone
C.zinc sulphate with lime stone
D.none of the above
