Introduction To Mining Engineering - Study Mode
[#346] Which of the following is in vogue to calculating depreciation?
Correct Answer
(B) straight-line method
[#347] Gestation period is
Correct Answer
(A) the time interval between the mining start and production start
[#348] As per Indian Electricity Rules, where hand-held portable apparatus is used, the voltage should not exceed
Correct Answer
(C) 125 V
[#349] Extraction to a small sized, irregular and unsystematic underground working is called
Correct Answer
(B) gophering
[#350] Chances of Over-riding of gallery is most with
Correct Answer
(D) blasting Gallery method