Materials
Quartzite is type of rock
(a) Metamorphic (b) Argillaceous (c) Siliceous (d) Calcareous Ans :- (c) Siliceous Explanation :- Siliceous rock – The chief constituent ...
The explosive for blasting is usually expressed in terms of
(a) Explosive power (b) Volume of earthwork than can be blasted (c) Kilograms (d) None of these Ans :- (c) Kilograms ...
Marble is an example of
(a) aqueous rock (b) metamorphic rock (c) sedimentary rock (d) igneous rock Ans :- (b) metamorphic rock Explanation :- Metamorphic ...
Jumper is a tool used for
(a) testing of stones (b) quarrying of stones (c) dressing of stones (d) none of the above Ans :- (b) ...
Marble is quarried by
(a) Blasting (b) Excavation (c) Heating (d) Wedging Ans :- (d) Wedging Explanation :- Marble is quarried by wedging. This ...
The least dense rocks are found in
(a) Oceanic crust (b) Continental crust (c) The mantle (d) The core Ans :- (b) Continental crust Explanation :- The ...
For concrete to be used for making airport runway, the aggregate impact value should not be more than
(a) 30 % by weight (b) 25% by weight (c) 45% by weight (d) 10 % by weight Ans :- ...
The boundary between the crust and mantle is called as
(a) Bed rock (b) Moho (c) Benioff zone (d) Lithosphere Ans :- (b) Moho Explanation :- The boundary between the ...
What types of stresses lead to weathering of rock?
(a) Physical (c) Thermal (b) Chemical (d) All of the above Ans :- (d) All of the above Explanation :- Weathering ...
Which of the following statement is correct about the rocks and minerals?
(a) Shale and mica are metamorphic rocks (b) Quartz is igneous rock (c) Quartz is metamorphic rock (d) Quartz and ...
