Precipitation caused by lifting of an air mass due to the pressure difference, i

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Question
Precipitation caused by lifting of an air mass due to the pressure difference, is called
Options
A. cyclonic precipitation
B. convective precipitation
C. orographic precipitation
D. none of these.

Correct Answer

cyclonic precipitation

Water Resources Engineering problems

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1. With the usual meanings ofletters, the equation is used for determining the velocity of ground water flow in metres per day. It is known as
Options
A. Meinzer's formula
B. Slichter's formula
C. Darcy's formula
D. Hazen's formula.

3. In the derivation of Thiem's formula , the following assumption is not applicable
Options
A. The aquifer is homogeneous and isotropic
B. Flow lines are radial and horizontal
C. The slope of the water surface is too small
D. The well has been sunk up to the surface of the unconfined aquifer
E. None of these.

5. Pick up the correct statement from the following :
Options
A. Rivers, lakes, oceans and springs get water from the rains
B. Rain water is obtained by evaporation from rivers, lakes and oceans
C. Water remains in atmosphere as vapours
D. Hydrologic cycle is a continuous process of evaporation and precipitation of water in atmosphere
E. all the above.

8. The critical depth in a channel can be produced
Options
A. by raising the bottom of the channel
B. by lowering the bottom of the channel
C. by decreasing the width of the channel
D. by increasing the width of the channel
E. both (a) and (c) of above.

10. Pick up the correct equation from the following :
Options
A. Run off = Surface run off + Ground water flow
B. Run off = Surface run off - Ground water flow
C. Run off = Surface run off / Ground water flow
D. Run off = Surface run off x Ground water flow.

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