Physics, 18.09.2019 02:50 tristanf123
What type of machine would most likely be used to move buckets of the mineral pieces up to the surface of the earth? a wedge a pulley a lever a ramp
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Physics, 21.06.2019 19:30
What is hidden during a lunar eclipse? isn't the moon hidden?
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Physics, 22.06.2019 08:30
An object weigh 40n in air ,weigh 20n when submerged in water,and 30n when submerged in a liquid of unknown liquid density.what is the density of unknown of liquid?
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Physics, 22.06.2019 12:50
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 14:00
If element x has 99 protons how many electrons does it have
Answers: 1
What type of machine would most likely be used to move buckets of the mineral pieces up to the surfa...
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