SHORT NOTES & MCQ ON METAL MINE REGULATIONS
MCQ on Drilling & Blasting .
1.Core drilling is used to define ..
(a) size of mineralization (b) Exact boundaries of
mineralization, (c) Depth & angle of dip (d) degree
& uniformity of mineralization (e) All the above (f)
a, c & d
Answer : (e) All the above
2.Full form of UNFC --(a) United Nations Frame Work
Classification (b) Union Nations Final classification
( c ) a & b (d) Non
Answer :
(a) United Nations Frame Work
3.Ore sampling method used in mine are…………………
(a) Chip sampling (b) groove or channel sampling
(c) bore hole sampling (d) grab sampling
(e) bulk sampling (f) All the above (g ) a, b, & d.
Answer : (f) All the above.
4.Important components shown in a mine plan or a section are
(a)Title (b) Scale (c) True North or Magnetic north (d)
Date of preparation (d) Signature of surveyor & counter
signature of manager with date (e) All the above. (f) b, c, d
&
Answer : (e) All the above.
5.Tabular or sheet like igneous body that is often
oriented vertically or steeply inclined to the bedding of pre
existing intruded rocks is called
(a) dyke (b ) sills (c) faults (d) folds
Answer : (a) dyke
6. Tabular or sheet like igneous body that is often
oriented parallel to the bedding of the enclosing rocks are
called
(a)
Sills. (c) faults (d) folds (d) dyke.
Answer : (a) Sills.
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