Mining Machinery - Study Mode
[#266] Rock and pinion is used for . . . . . . . .
Correct Answer
(B) To convert rotory motion to linier motion
[#267] Now a days use of CCM has become obsolate due to introduction of
Correct Answer
(A) Delay action detonators
[#268] Continuous miners are available in . . . . . . . . types.
Correct Answer
(A) 2
[#269] In this system needs two-parallel tracks side by side, one for loads other for empties . . . . . . . .
Correct Answer
(C) Endless
[#270] The rate of penetration of the coal drill . . . . . . . .
Correct Answer
(C) 1.5 m/min