Mining Machinery - Study Mode
[#96] The safety catches should be inspected . . . . . . . . to prevent accumulation of coal dust to ensure free moves.
Correct Answer
(A) Regularly
[#97] Name the method of speed control of large winders usually of above 800 kw
Correct Answer
(A) Ward leonard method
[#98] For deep shafts where high outputs is desirable, best suited winding is . . . . . . . .
Correct Answer
(D) Skip
[#99] In LHD system, the transporting scheme is with . . . . . . . .
Correct Answer
(A) Mine car/tub
[#100] Which of the following factor has little or no effect on the development of head?
Correct Answer
(D) Distance between pump motor and delivery point