Water Resources Engineering and Hydrology (3160610) MCQs

MCQs of Reservoir

Showing 11 to 20 out of 26 Questions
11.

The surcharge storage in a dam reservoir is the volume of water stored 

(a)

between the minimum and maximum reservoir levels

(b)

between the minimum and normal reservoir levels

(c)

between normal and maximum reservoir levels

(d)

below the minimum pool level

Answer:

Option (c)

12.

The useful storage in a dam reservoir is the volume of water stored

(a)

 between the minimum and maximum reservoir levels

(b)

between the minimum and normal reservoir levels

(c)

 between normal and maximum reservoir levels

(d)

 below the minimum pool level

Answer:

Option (b)

13.

The dead storage in a dam reservoir is the available volume for collection of silt and sediment between

(a)

bed level of the reservoir and minimum reservoir level

(b)

bed level of the reservoir and the silt level in the reservoir

(c)

bed level of the reservoir and the normal pool level

(d)

 above the minimum pool level

Answer:

Option (a)

14.

Bank storage in a dam reservoir

(a)

 increases the compound reservoir capacity

(b)

decreases the computed reservoir capacity

(c)

sometimes increases and sometimes decreases the computed reservoir capacity

(d)

has no effect on computed reservoir capacity

Answer:

Option (a)

15.

The maximum level to which the water rises during the worst design flood is known as

(a)

full Reservoir level

(b)

 maximum conservation level

(c)

minimum pool level

(d)

surcharge storage

Answer:

Option (a)

16.

which of the following formula can be used to determine the storage when three consecutive sections at equal height are taken?

(a)

Prismoidal formula

(b)

Trapezoidal method

(c)

Average formula

(d)

Integration method

Answer:

Option (a)

17.

Average yield of a storage reservoir is the arithmetic average of its

(a)

 firm yields over a long period

(b)

 secondary yields over a long period

(c)

firm and secondary yields over a long period

(d)

 reservoir yield over a long period

Answer:

Option (c)

18.

While planning a water supply reservoir as compared to an irrigation reservoir the design yield may be kept

(a)

 higher

(b)

 lower

(c)

equal

(d)

lower or higher as per designers discretion

Answer:

Option (b)

19.

Yield of a reservoir represents 

(a)

 the inflow into the reservoir

(b)

the capacity of the reservoir

(c)

the outflow demand on the reservoir

(d)

the optimum value of catchment yield

Answer:

Option (c)

20.

 Design yield of a storage reservoir is kept

(a)

higher than its firm or safe yield

(b)

lower than its firm or safe yield

(c)

equal to its firm or safe yield

(d)

higher or lower than the firm yield depending upon the designer’s intuition

Answer:

Option (b)

Showing 11 to 20 out of 26 Questions