7. A fuel oil tank is an upright cylinder, with radius 3 meters and height 13 meters. a. Assuming the tank is full, calculate the work required to pump the oil out a spout 1 meter above the top of the tank. Round to the nearest whole number, and include units with your answer. Note: WVpgd Density of the oil = 800 kg/m³. Acceleration due to gravity = 9.8 m $2° b. Is it true that it takes half as much work to pump the oil out of the tank if it's only half full? Explain why or why not.

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7. A fuel oil tank is an upright cylinder, with radius 3 meters and height 13 meters.
a.
Assuming the tank is full, calculate the work required to pump the oil out a spout 1
meter above the top of the tank. Round to the nearest whole number, and include
units with your answer.
Note: W -
Vpgd
Density of the oil =
800 kg/m³.
Acceleration due to gravity = 9.82
b. Is it true that it takes half as much work to pump the oil out of the tank if it's only half
full? Explain why or why not.
Transcribed Image Text:7. A fuel oil tank is an upright cylinder, with radius 3 meters and height 13 meters. a. Assuming the tank is full, calculate the work required to pump the oil out a spout 1 meter above the top of the tank. Round to the nearest whole number, and include units with your answer. Note: W - Vpgd Density of the oil = 800 kg/m³. Acceleration due to gravity = 9.82 b. Is it true that it takes half as much work to pump the oil out of the tank if it's only half full? Explain why or why not.
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