Mining Engineering > GATE 2018 > Mineral Exploration
A right conical iron ore stack on level ground of height 10 m has 60% Fe. The height of the conical stack is extended up to 20 m using iron ore of 50% Fe. The angle of repose of iron ore is 38°. The mean grade of the final stack in % Fe is __________.

Correct : 51.0

Similar Questions

The code for the lowest category of mineral resources under United Nations Framework Classification (UNFC) system is
#257 MCQ
Match the following sampling patterns with the corresponding sampling types.
#258 MCQ
A bauxite ore body has four boreholes as shown below. For each borehole, the grade of alumina, the thickness of the ore body, and the triangular area of influen...
#299 Fill in the Blanks

Related Topics

conical stack iron ore GATE Mining Engineering 2018 iron ore grade angle of repose mean grade calculation GATE 2018 question 41 mining engineering gate iron ore percentage conical stack height extension

Unique Visitor Count

Total Unique Visitors

Loading......

Question Options

Contributed by: