Mining Machinery - Study Mode
[#181] It is the ratio between the interruption to the motion of a car along a straight level track with constant speed to the total weight of car.
Correct Answer
(B) Co-efficient of resistance
[#182] The distance between head gear pulley and detaching plate of the rope capel is . . . . . . . .
Correct Answer
(C) 3 m
[#183] The cutter boom of continuous miner consists of
Correct Answer
(B) Gear
[#184] The ratio between water H.P. to the B.H.P. of drive motor called . . . . . . . .
Correct Answer
(A) Mechanical efficiency
[#185] The type of coal drill bits used for coal drilling . . . . . . . .
Correct Answer
(A) Tungstone carbide tipped bits