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Physics, 22.06.2019 08:20
At an oceanside nuclear power plant, seawater is used as part of the cooling system. this raises the temperature of the water that is discharged back into the ocean. the amount that the water temperature is raised has a uniform distribution over the interval from 10° to 25° c. what is the standard deviation of the temperature increase?
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Physics, 23.06.2019 07:00
Ln finding the density of liquid why is the method of using a density bottle more accurate than the one of using a measuring cylinder
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Physics, 23.06.2019 09:00
Auniform electric field exists in the region between two oppositely charged plane parallel plates separated by a distance of 1.60 cm . a proton is released from rest at the surface of the positively charged plate and strikes the surface of the opposite plate in a time interval of 3.20×10-6 s. 1-find the magnitude of the electric field. use 1.60×10-19c for the magnitude of the charge on an electron and 1.67×10-27kg for the mass of a proton 2-find the speed of the proton when it strikes the negatively charged plate
Answers: 1
Physics, 23.06.2019 12:00
An 800 kg car is moving at 32 m/s. what magnitude force is needed to bring that car to a stop in 30 seconds?
Answers: 2
A particle moves with an acceleration which inversely proportional to its velocity (a=k/v) and start...
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