![subject](/tpl/images/cats/biologiya.png)
This image shows how a hydroelectric Powerplant can generate electricity.
Which of these must be true for the power plant to produce electricity?
B. The water level downstream from the dam must be higher than the level of the reservoir
C. The water level at the intake opening must be lower than the level of the
outflow opening.
D. The water level in the reservoir must be higher than the level of the outflow
opening
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This image shows how a hydroelectric Powerplant can generate electricity.
Which of these must be tr...
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