Answers: 2
Physics, 21.06.2019 20:30
Asmall metal bar, whose initial temperature was 10° c, is dropped into a large container of boiling water. how long will it take the bar to reach 70° c if it is known that its temperature increases 2° during the first second? (the boiling temperature for water is 100° c. round your answer to one decimal place.) sec how long will it take the bar to reach 98° c? (round your answer to one decimal place.)
Answers: 2
Physics, 22.06.2019 06:20
Oxygen undergoes an isentropic expansion from 120 degree c and 280 kpa absolute to 140 kpa absolute. determine the final temperature of the oxygen and the amount of work per kg of o_2 produced in the process if it is adiabatic.
Answers: 1
Physics, 22.06.2019 12:00
Explain why electric current cannot exist if a current doesn't have a voltage source.
Answers: 2
The presence of which element would indicate that a star is going through a high-mass star life cycl...
History, 16.10.2020 07:01
History, 16.10.2020 07:01
Mathematics, 16.10.2020 07:01
Mathematics, 16.10.2020 07:01
Mathematics, 16.10.2020 07:01
Mathematics, 16.10.2020 07:01
Mathematics, 16.10.2020 07:01
Mathematics, 16.10.2020 07:01
Mathematics, 16.10.2020 07:01