Wrought iron
A.is brittle
B.has shock absorbing properties
C.can be easily welded using electric arc
D.all of the above
Category: Materials Handling Mcqs
The expected life of aerial transport system (rope way or cable way) is usually
A.1 year
B.2 to 3 years
C.5 years
D.20 years
Hoisting and haulage ropes are frequently greased to
A.minimize wear
B.prevent corrosion
C.both (A) and (B) above
Which of the following has tendency to adhere to metal?
A.Gypsum
B.Mica dust
C.Talc
D.Silica flow
Regenerative braking is
A.more
B.more
C.less
D.less
A 7.5 cu.m scraper working on a 150 m haul is expected to give an output of approximately
A.1 cu-m/hr
B.5 cu-m/hr
C.10 cu-m/hr
D.100 cu-m/hr
Which locomotives are preferred for tunnel construction work?
A.Steam locomotives
B.Electric locomotives
C.Storage battery locomotives
D.None of the above
Which of the following characteristic can be assigned to metallic dusts?
A.Abrasive
B.Corrosive
C.Sticky
D.Hygroscopic
In case of an overhead travelling crane, the hoisting unit is supported on
A.a pillar
B.a bridge
C.a tower
D.Any of the above
Wood preferred for sleepers is
A.Chir
B.Shesham
C.Sal
D.Deodar
