Q. Which rock formation is absolutely impermeable?

View solution

Q. Granite and quartzite are examples of __________

View solution

Q. Which is the rock mass where partial perviousness is caused because of profuse jointing or cracks?

View solution

Q. All rocks are suitable for holding groundwater.

View solution

Q. Aquifers are distinguished into how many types on the basis of physical conditions under which water can exist in them?

View solution

Q. Which aquifer is called water table aquifer?

View solution

Q. What is the pressure of upper surface of unconfined aquifer?

View solution

Q. What is the isolated water table held by a small extension of impervious rock called?

View solution

Q. Supplies from perched water-table are reliable as source of water.

View solution

Q. What is the upper surface of water in a confined aquifer called?

View solution

Q. At many places where is the piezometric surface with respect to the ground level?

View solution

Q. What is the speciality of the Artesian Water?

View solution

Q. Storage capacity of a reservoir depends on __________

View solution

Q. What is the volume of voids in a rock mass expressed in percentage of total volume of rock called?

View solution

Q. Which types of rocks are highly porous?

View solution

Q. High porosity is alone sufficient to ensure water yield.

View solution

Q. What is the quantity of water that a unit volume of aquifer drains by gravity called?

View solution

Q. The term which is collectively responsible, along with specific yield, for total porosity of an aquifer is __________

View solution

Q. Which sedimentary rock is told to be the best kind of formation for groundwater?

View solution

Q. The rock which shows great variation in water yielding capacity is __________

View solution