Rivers and Dam Reservoirs MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Rivers and Dam Reservoirs, a fundamental topic in the field of Irrigation Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Rivers and Dam Reservoirs MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Rivers and Dam Reservoirs mcq questions that explore various aspects of Rivers and Dam Reservoirs problems. Each MCQ is crafted to challenge your understanding of Rivers and Dam Reservoirs principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Irrigation Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Rivers and Dam Reservoirs MCQs are your pathway to success in mastering this essential Irrigation Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Rivers and Dam Reservoirs. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

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Rivers and Dam Reservoirs MCQs | Page 15 of 19

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Q141.
According to the Central Water Commission, the average annual evaporation loss is estimated to be _____________

a.

100 cm

b.

125 cm

c.

225 cm

d.

250 cm

Discuss
Answer: (c).225 cm
Q142.
Windbreakers, Integrated operation of reservoirs and Use of underground storage are all methods of ______________________

a.

evaporation control

b.

estimation of absorption losses

c.

estimation of absorption losses

d.

estimation of reservoir leakage

Discuss
Answer: (a).evaporation control
Q143.
Which of the following is not used as WERs?

a.

Hexa decanol

b.

Octa decanol

c.

Docosanol

d.

Cyclohexanol

Discuss
Answer: (d).Cyclohexanol
Q144.
Which of the following dam is situated in the seismologically inactive zone in Peninsular India?

a.

Koyna dam

b.

Hirakud dam

c.

Tehri dam

d.

Idukki dam

Discuss
Answer: (a).Koyna dam
Q145.
Which of the following measure does not prevent or reduce the intensity of the earthquake?

a.

Filling the reservoir up to a limited safe level

b.

Draining out water from weaker adjoining rocks

c.

Active exploration of the dam site for the absence of inactive faults before selecting the same

d.

Increasing the pore pressure

Discuss
Answer: (d).Increasing the pore pressure
Q146.
Which of the following guideline is incorrect for the selection of a suitable site for a reservoir?

a.

The geological formation should be such that it entails minimum leakage

b.

The cost of the dam is a controlling factor

c.

Too much silt-laden tributaries should be avoided as far as possible

d.

The reservoir basin should have a shallow wide opening in the valley

Discuss
Answer: (d).The reservoir basin should have a shallow wide opening in the valley
Q147.
The flow through the penstocks and pressure conduits is generally ____________________

a.

laminar

b.

turbulent

c.

both laminar and turbulent

d.

unpredictable

Discuss
Answer: (b).turbulent
Q148.
The head loss in the flow of water through a penstock pipe of given length ____________

a.

increases with the increase in flow velocity

b.

decreases with the increase in flow velocity

c.

decreases with the increase in the roughness of the pipe surface

d.

decreases with time

Discuss
Answer: (a).increases with the increase in flow velocity
Q149.
Hoop’s reinforcement is provided in cement concrete pressure pipes in order to counteract the _________

a.

water hammer pressure

b.

internal hammer pressure

c.

stresses caused by the external backfills

d.

both water hammer pressure and internal hammer pressure

Discuss
Answer: (d).both water hammer pressure and internal hammer pressure
Q150.
The more rapid the closure of the valve, greater is the water hammer pressure developed.

a.

True

b.

False

c.

May be True or False

d.

Can't say

Discuss
Answer: (a).True
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