DAY 41 WORKSHEET LSGD (Hydroelectric and Irrigation)

DAY 41 WORKSHEET LSGD (Hydroelectric and Irrigation)

1st Grade

15 Qs

quiz-placeholder

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DAY 41 WORKSHEET LSGD (Hydroelectric and Irrigation)

DAY 41 WORKSHEET LSGD (Hydroelectric and Irrigation)

Assessment

Quiz

Engineering

1st Grade

Practice Problem

Hard

Created by

WINCENTRE CLASSES

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When the gross head of a hydroelectric project is 80 m and total head loss due to friction and turbulence is 5 m, the net head available at the turbine equals —

75 m

80 m

85 m

70 m

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If the penstock length increases while diameter remains constant, the water-hammer pressure will —

Increase linearly

Decrease

Remain same

First increase then drop

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a reservoir, water stored below the invert level of the lowest outlet cannot be used for power generation. This portion is called —

Live storage

Dead storage

Surcharge storage

Valley storage

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When a canal and a natural drain meet approximately at the same level, the suitable cross-drainage work adopted is —

Super passage

Aqueduct

Level crossing

Siphon aqueduct

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The type of turbine used where the head is more than 250 m and discharge is comparatively low is —

Francis turbine

Pelton wheel

Kaplan turbine

Propeller turbine

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A gravity dam resists the water pressure mainly by its self-weight.

True

False

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A forebay tank in a hydroelectric plant is mainly provided to store surplus energy of the generator during low load.

True

False

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