Quarrying by using channeling machine is employed for quarrying in
A) soft rock
B) hard rock
C) sandstones
D) all the above
Correct Answer:
Verified
Q13: Which one of the following takes polish
Q14: The colour of granite is
A)grey
B)green
C)brown
D)all of these
Q15: A fine grained granite
A)can be polished well
B)can
Q16: Siliceous sand subjected to metamorphic action is
Q17: When quarrying is to be done in
Q19: Heating technique of breaking rocks is suitable
Q20: The process of taking out stones of
Q21: The process of giving required shape and
Q22: Boasted finish of dressing stone is
A)making non-continuous
Q23: Dressing of the stone is made
A)immediately after
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