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

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

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

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

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

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Q. What is the speciality of the Artesian Water?

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Q. Storage capacity of a reservoir depends on __________

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

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Q. Which types of rocks are highly porous?

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

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

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

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

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

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Q. What is rated next to the gravels as water yielding materials?

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Q. The porosity range of limestone is __________

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Q. What are the qualities required for glacial deposits to make good aquifers?

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Q. Igneous rocks are intrusive in nature.

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Q. The igneous rock rich in cavities is __________

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Q. When can a surface become porous and permeable or water bearing?

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