Kink’ in a steel wire rope is produced
A.when some strands are broken
B.when the rope looses its springing action
C.when a rope with a loop or twist in its length is pulled tight
D.when the rope is permanently elongated due to overloading
Category: Materials Handling Mcqs
In Kando system for electric locomotion
A.dc supply is used to run series motors
B.single phase supply is converted into three phase system
C.three phase ac is converted into dc
D.single phase ac is converted into dc
Which of the following material has the lowest weight/volume ratio?
A.Wheat
B.Oats
C.Lignite
D.Charcoal
A four wheel drive has
A.no differential
B.differential on rear side only
C.differential on front side only
D.both front as well as rer differentials
Boiler plant ash is generally handled using
A.hydraulic conveyors
B.belt conveyors
C.screw conveyors
D.any of the above
In case of a belt conveyor, the driving motor
A.always starts on no load
B.always starts on load
C.always runs at slow speed
D.always starts at high speed
In case of flight conveyors the angle of flight is seldom allowed to exceed
A.40?
B.60?
C.70?
D.75?
In electric traction, the torque exerted is
A.continuous, pulsating
B.pulsating, continuous
C.pulsating, pulsating
D.continuous, continuous
The permissible belt slope while transporting wood chips will be
A.12?
B.15?
C.20?
D.27?
The efficiency of diesel locomotive is in the range
A.10 to 15 percent
B.20 to 30 percent
C.40 to 50 percent
D.60 to 70 percent
