Physics, 25.01.2022 02:10 janessa0804
An electric kettle has a power rating of 2.4kW. How long does it take the kettle to heat up 4.5kg of tap water from 28°C to 100°C ? (c of water = 4200Jkg1°C-) What assumption must you make to arrive the answer ? pls helppp
Answers: 3
Physics, 21.06.2019 18:00
According to the law of conservation of mass, in a chemical reaction the total starting mass of all the reactants equal the total final mass of all the products. true or false?
Answers: 1
Physics, 22.06.2019 04:40
How is the gravitational force related to the distance between two objects?
Answers: 1
Physics, 22.06.2019 06:20
Atwo-stage air compressor operates at steady state, compression 10m^3/min of air from 100 kpa and 300k to 1200 kpa. an intercooler between the two stages cools the air to 300k at a constant pressure of 350 kpa. the compression processes are isentropic. a) calculate the power required to run the compressor, in kw b) compare the result to the power required for isentropic compression from the same inlet state to the same final pressure.
Answers: 1
Physics, 22.06.2019 09:30
Acar traveling at 22 m/s starts to decelerate steadily. it comes to a complete stop in 15 seconds. what is it’s acceleration?
Answers: 1
An electric kettle has a power rating of 2.4kW. How long does it take the kettle to heat up 4.5kg of...
Advanced Placement (AP), 21.10.2020 09:01
Chemistry, 21.10.2020 09:01
Health, 21.10.2020 09:01
English, 21.10.2020 09:01
History, 21.10.2020 09:01
Physics, 21.10.2020 09:01
History, 21.10.2020 09:01
Mathematics, 21.10.2020 09:01
Mathematics, 21.10.2020 09:01
Mathematics, 21.10.2020 09:01
Mathematics, 21.10.2020 09:01
Chemistry, 21.10.2020 09:01