subject
Physics, 18.03.2021 18:50 trinity0929

The air in a living room has a mass of 60 kg and a specific heat (c) of 1,020 J/kg oC. What is the change in thermal energy (Q) of the air when it warms from 20 oC to 25 oC?

ansver
Answers: 1

Another question on Physics

question
Physics, 21.06.2019 19:30
Astone dropped into a well is heard to strike the water after 8seconds. find the depth of the well if the velocity of sound is 350m/s
Answers: 1
question
Physics, 21.06.2019 22:30
An engineer designs a roller coaster so that a car travels horizontally for 162 ft, then climbs 127 ft at an angle of 31.0° above the horizontal. it then moves 127 ft at an angle of 46.0° below the horizontal. if we take the initial horizontal motion of the car to be along the +x-axis, what is the car's displacement? (give the magnitude of your answer, in ft, to at least four significant figures and give the direction of your answer in degrees counterclockwise from the +x-axis.)
Answers: 1
question
Physics, 22.06.2019 02:10
How is coal extracted from mountaintop removal mines? a. dynamite is used to create underground tunnels where miners go to extract the coal. b. dynamite is used to break apart rocks and then draglines are used to remove the broken rock and reach the coal. c. coal in mountaintops is extracted by digging strips in the landscape to reach the coal. d. placer deposits in mountain river bottoms are removed by
Answers: 2
question
Physics, 22.06.2019 02:30
Awave travels at a speed of 5.2 m/s. if the distance between crests is 0.40 m, what is the frequency of the wave? use f=v/wavelength a. 13 hz b. 2.1 hz c. 0.077 hz d. 5.6 hz
Answers: 1
You know the right answer?
The air in a living room has a mass of 60 kg and a specific heat (c) of 1,020 J/kg oC. What is the c...
Questions
question
History, 22.01.2021 19:30
question
Mathematics, 22.01.2021 19:30
question
History, 22.01.2021 19:30
question
Mathematics, 22.01.2021 19:30
Questions on the website: 13722362