Question 81 : In what way are all the precipitations measured?
1. Vertical depth
2. Horizontal area
3. Width of area
4. At slope
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Question 82 : The annual rainfall at any given station varies from _________
1. month to month
2. weekly basis
3. year to Year
4. quarterly
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Question 83 : Which type of valves is preferred for moderate heads?
1. Butterfly valve
2. Tube valve
3. Needle vale
4. Globe valve
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Question 84 : Unit hydrograph was explained by Sherman in which year?
1. 1925
2. 1928
3. 1932
4. 1945
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Question 85 : How many types of rain gauges are there?
1. 2
2. 3
3. 4
4. 5
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Question 86 : The drum situated in recording type makes one rotation for how many hours?
1. 4 hours
2. 24 hours
3. 6 hours
4. 12 hours
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Question 87 : How does Hydro power plays important in development of a country?
1. Shows the amount of water power in a country
2. Providing abundant amount of power
3. Providing power at cheap rate
4. Power production by hydro power plant is easier
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Question 88 : What is unit hydrograph helpful in?
1. Estimating runoff from a basin
2. Estimating no of days of rain fall
3. Knowing the draught months in a year
4. In deciding the land for hydel power plant
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Question 89 : When does vapor turn into form of water or snow?
1. Cooled below Dew point
2. At Frost point
3. When cooled Freezing point
4. When there is rise in Humidity
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Question 90 : Hydrographs of similar rainfalls will be similar in shape.
1. True
2. False
3.
4.
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