A hydroelectric power facility converts the gravitational potential energy of water behind a dam to electric energy. (For each answer, enter a number.) (a) What is the gravitational potential energy (in J) relative to the generators of a lake of volume 38.0 km3 (mass = 3.80 ✕ 1013 kg), given that the lake has an average height of 42.0 m above the generators? ?J   (b) Compare this with the energy stored in a 9-megaton fusion bomb. Elake/Ebomb =

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Chapter4: Work And Energy
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A hydroelectric power facility converts the gravitational potential energy of water behind a dam to electric energy. (For each answer, enter a number.)

(a)

What is the gravitational potential energy (in J) relative to the generators of a lake of volume 38.0 km3 (mass = 3.80 ✕ 1013 kg), given that the lake has an average height of 42.0 m above the generators?
?J
 
(b)
Compare this with the energy stored in a 9-megaton fusion bomb.
Elake/Ebomb =
A hydroelectric power facility converts the gravitational potential energy of water behind a dam to electric energy. (For each answer, enter a number.)
(a) What is the gravitational potential energy (in J) relative to the generators of a lake of volume 38.0 km³ (mass = 3.80 x 10¹3 kg), given that the lake has
an average height of 42.0 m above the generators?
(b) Compare this with the energy stored in a 9-megaton fusion bomb.
Elake/bomb =
Transcribed Image Text:A hydroelectric power facility converts the gravitational potential energy of water behind a dam to electric energy. (For each answer, enter a number.) (a) What is the gravitational potential energy (in J) relative to the generators of a lake of volume 38.0 km³ (mass = 3.80 x 10¹3 kg), given that the lake has an average height of 42.0 m above the generators? (b) Compare this with the energy stored in a 9-megaton fusion bomb. Elake/bomb =
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