Physics, 20.03.2020 09:55, brodybb9350
Two particles, each of mass m, are initially at rest very far apart. Obtain an expression for their relative speed of approach at any instant as a function of their separation distance d if the only interaction is their gravitational attraction to each other. Express your answer in terms of some or all of the variables m, d, and gravitational constant G.
Answers: 3
Physics, 22.06.2019 17:30, Mariaisagon8446
Heterogeneous mixture with larger particles that never settle is
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Physics, 22.06.2019 19:00, helpmegraduate40
1) what is the power in horsepower of a 100 watt light bulb? what is the power in kilowatts of a 200 horsepower engine? 2) if a cars engine is providing 3000 n of force to keep the car moving at 5 m/s, what is the engine’s effective power? 3) how many gallons of water will be pumped from a well 30 feet deep by a 1/2 hp engine in 1 minute? (1 gallon weighs 8.34 pounds)
Answers: 1
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