Physics, 20.02.2020 22:59 smithmekayla
A large cargo trucks needs to cross a bridge the truck is 30m long, and 3.2 wide, the cargo exerts a force of 54,000 N the bridge can withstand 450 PA of pressure. is it safe for the truck to cross the bridge?
Answers: 1
Physics, 21.06.2019 22:00
Which type of microscope would allow the viewer to see ribosomes inside a cell?
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Physics, 22.06.2019 00:00
Which is not a characteristic of a heat pump? a. it is used in air conditioners. b. it uses a refrigerant. c. it requires no work. d. it reverses the normal flow of thermal energy.
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Physics, 22.06.2019 06:30
2kg of refrigerant 134a undergoes a polytropic process in a piston-cylinder assembly from an initial state of saturated vapor at 2 bar to a final state of 12 bar, 80 degree c. a)determine the work for the process in kj. b)sketch the process on a p-v diagram.
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Physics, 22.06.2019 11:20
How to tell if a molecule is polar or nonpolar with electronegativity
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A large cargo trucks needs to cross a bridge the truck is 30m long, and 3.2 wide, the cargo exerts a...
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