Hydro Electric Power Plants

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6. Which of the following is not a component of a hydroelectric power plant?
a. Turbine
b. Generator
c. Boiler
d. Penstock

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7. What is the function of a governor in a hydroelectric power plant?
a. To control the flow of water
b. To regulate the speed of the turbine
c. To generate electricity
d. To store water

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8. What is the typical efficiency of a hydroelectric power plant?
a. 25-30%
b. 50-60%
c. 75-85%
d. 90-95%

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9. Which of the following is a disadvantage of hydroelectric power plants?
a. High initial cost
b. Low maintenance cost
c. Availability of fuel
d. Limited life span

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10. Which of the following is not a type of turbine used in hydroelectric power plants?
a. Pelton turbine
b. Francis turbine
c. Kaplan turbine
d. Gas turbine

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