Your brain consumes about 22 W of power, and avocados have been shown to promote brain health. If each avocado contains 310 C, and your brain were powered entirely by the energy from the avocados, how many must you eat each day?

Q: The Kingda Ka roller coaster at Six Flags Great Adventure and Safari in New Jersey currently holds…

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Q: The steam supplied to an engine liberates 5000 J of heat. If the engine efficiency is only 40…

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Q: In an average human, basic life processes require energy to be supplied at a steady rate of 100 W.…

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Q: Problem 2) An electric lawn mower runs on 1000 watts of electrical power input. The same mower can…

A: Given data:  Power (P) = 1000 W Time (t) = 20 minutes = 1200 seconds Energy required (Eout) =…

Q: What is the efficiency of a subject on a treadmill who puts out work at the rate of 100 W while…

A: Given ,Output power = 100 WInput Power = 700 W (table 7.5 intext book)

Q: A wind turbine is set up in a farming field, the wind speed vis 5.2 m/s. Assume that the available…

A: We are given wind turbine. We are given density. We are given radius also. We are given efficiency.…

Q: You use a quantity of fuel with a total energy content of 19.02 MJ to power an engine. If the…

A: The objective of the question is to calculate the efficiency of an engine given the total energy…

Q: A farmhand lifts a 23.5-kg bale of hay to a height H = 1.1 m to get it into the back of a flatbed…

A: As per guidelines , only first question is solved here. Given, Mass of a bale of hay , m = 23.5 kg…

Q: 1. A person with a basal metabolic rate of 90 W has a continuous (24-hr) average power output,…

A: Write down the given values using suitable variables. Here Q signifies metabolic rate, Q1 signifies…