Applied Geology-Hydrogeology [CSIR (Council of Scientific & Industrial Research) Earth Sciences]: Questions 1 - 4 of 19
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Question 1
Appeared in Year: 2018
Question MCQ▾
If a chemical leak occurs in a coarse sand aquifer with a permeability of 60 miday, a porosity of 30% and a hydraulic gradient of Im per 1000 m, with what speed does the chemical move? (June)
Choices
Choice (4) | Response | |
---|---|---|
a. | 0.2 cm/day | |
b. | 2 cm/day | |
c. | 0.2 m/day | |
d. | 2 m/day |
Question 2
Appeared in Year: 2018
Question MCQ▾
With reference to water in the hydrologic cycle, its residence time is the maximum in (June)
Choices
Choice (4) | Response | |
---|---|---|
a. | groundwater and ice sheets | |
b. | rivers and ice sheets | |
c. | atmosphere and rivers | |
d. | groundwater and soils |
Question 3
Question MCQ▾
If groundwater is pumped from a confined aquifer, what will happen to the intergranular pressure of the aquifer?
Choices
Choice (4) | Response | |
---|---|---|
a. | Increases and the pore water pressure of the aquifer increases | |
b. | Decreases and the pore water pressure of the aquifer decreases | |
c. | Decreases and the pore water pressure of the aquifer increases | |
d. | Increases and the pore water pressure of the aquifer decreases |
Question 4
Question MCQ▾
Who gave the theory of infiltration capacity?
Choices
Choice (4) | Response | |
---|---|---|
a. | W W Horner | |
b. | Le-Roy K Shermen | |
c. | Merrill Bernard | |
d. | Robert E Horton |