How does the work done compare with pushing lawn mower
a. If you push a lawn mower across a yard in 10 seconds, how does the work done compare with pushing it across the same yard in 20 seconds? Explain why.
b. How does the power for 10 seconds compare to the power for 20 seconds?
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What would be the exit temperature take into account the change in inside heat transfer resistance due to the flow rate change?
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We want to conduct a hypothesis test to see if the true proportion of high school students in Ohio who tried marijuana is now less than 45%. Use alpha = .01. What is the standard error for this test?
If the handle is 1 in. in diameter and 1 ft long and the boat is moving at 20 mph, how much horsepower is required to pull the handle through the water?
The time between arrivals of large comets on earth is exponentially distributed with a mean of one year. What is the shorterst period of time during which you have at least 90% probability of seeing a comet?
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Assume that the metabolism of glucose to pyruvate does not generate ATP. How much useable energy (heat) is generated? What is the efficiency of glycolysis in generating ATP (actual ATP generated over reversibly generated ATP)?
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Be in the moment and minimize distractions so you can learn and express your thoughts clearly. Read "How Gratitude Changes Your Brain."
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