
Concept explainers
(a)
The average output power per hydroelectric plant.

Answer to Problem 102QAP
The average output power per hydroelectric plant is
Explanation of Solution
Given:
Concept Used:
Theory of power for transfer of energy.
Calculation:
According to theory of power for transfer of energy:
Conclusion:
The average output power per hydroelectric plant is
(b)
The total mass of water flowed over the dams during

Answer to Problem 102QAP
The total mass of water flowed over the dams during
Explanation of Solution
Given:
Concept Used:
Interpreting potential energy.
Calculation:
Potential energy
As per given condition each plant is efficient of converting
On replacing the values, we get
Conclusion:
The total mass of water flowed over the dams during
(c)
The average mass of water per dam and average volume of water per dam that provides the mechanical energy to generate the electricity.

Answer to Problem 102QAP
The average mass of water per dam is
Explanation of Solution
Given:
Concept Used:
Interpreting potential energy.
.
Calculation:
Potential energy
As per given condition each plant is efficient of converting
On replacing the values, we get
On replacing the value, we get
The average volume of water per dam that provides the mechanical energy to generate the electricity is:
Conclusion:
The average mass of water per dam is
(d)
The gallons that the gasoline for the

Answer to Problem 102QAP
The gallons that the gasoline for the
Explanation of Solution
Given:
A gallon of gasoline contains
Concept Used:
Interpreting potential energy.
Calculation:
We know that energy is given as:
A gallon of gasoline contains
So, the gallons that the gasoline for the
Conclusion:
The gallons that the gasoline for the
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Chapter 6 Solutions
COLLEGE PHYSICS
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