Physics, 01.11.2020 18:30 zanaplen27
The power of the kettle was 2.6 kW
The kettle took 120 seconds to heat 0.80 kg of water from 18 °C to 100 °C
Calculate the specific heat capacity of water using this information.
Give your answer to 2 significant figures
Answers: 1
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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, 22.06.2019 11:30
Achlorine atom has 17 protons and 18 neutrons. what is its mass number? what is its atomic number?
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Physics, 22.06.2019 12:00
Aboat radioed a distress call to a coast guard station. at the time of the call, a vector a from the station to the boat had a magnitude of 45.0 km and was directed 15.0° east of north. a vector from the station to the point where the boat was later found is = 30.0 km, 15.0° north of east. what are the components of the vector from the point where the distress call was made to point where the boat was found? in other words, what are the components of vector c = b - a?
Answers: 3
The power of the kettle was 2.6 kW
The kettle took 120 seconds to heat 0.80 kg of water from 18 °C...
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