Physics, 07.07.2019 16:00, mandyj5477
A13 kg rock is sitting on a cliff. if the rock has 3,500 joules of potential energy, what is the height of the cliff in meters? (round the answer to the nearest tenth. show work
Answers: 1
Physics, 21.06.2019 20:30, LunaSpellman
Which statement best describes how private industry decides where to spend the money on research and development
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Physics, 22.06.2019 12:50, starr3971
Air is contained in a variable-load piston-cylinder device equipped with a paddle wheel. initially, air is at 400 kpa and 17°c. the paddle wheel is now turned by an external electric motor until 75 kj/kg of work has been transferred to air. during this process, heat is transferred to maintain a constant air temperature while allowing the gas volume to triple. calculate the required amount of heat transfer in kj/kg.
Answers: 2
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
A13 kg rock is sitting on a cliff. if the rock has 3,500 joules of potential energy, what is the hei...
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