Answers: 3
Another question on Physics
Physics, 22.06.2019 12:50
Air is contained in a variable-load piston-cylinder device equipped with a paddle wheel. initially, air is at 400 kpa and 17°c. the paddle wheel is now turned by an external electric motor until 75 kj/kg of work has been transferred to air. during this process, heat is transferred to maintain a constant air temperature while allowing the gas volume to triple. calculate the required amount of heat transfer in kj/kg.
Answers: 2
Physics, 22.06.2019 15:00
What pressure difference is required between the ends of a 2.0-m-long, 1.0-mm-diameter horizontal tube for 40 c water to flow through it at an average speed of 4.0 m/s?
Answers: 1
Physics, 22.06.2019 23:00
Amother used 150 watts of power to raise a 15 newton object in a time interval of 8.0 seconds. through what vertical distance was the object raised ?
Answers: 1
Physics, 23.06.2019 02:20
Aman is trying to drag a small tree that he cut down. if the static coefficient of friction of the tree on the ground is 0.5 and the tree weighs 670 n, what is the minimum amount of horizontal force that the man will need to apply so that the tree will start moving? o a. 465 n o b. 230 n o c. 670 n o d. 335 n
Answers: 2
You know the right answer?
Acell of emf 2v and internal resistance 1 ohm passes current through an eternal load of 9 ohm. calcu...
Questions
History, 23.10.2020 23:30
Computers and Technology, 23.10.2020 23:30
Social Studies, 23.10.2020 23:30
Biology, 23.10.2020 23:30
Computers and Technology, 23.10.2020 23:30
History, 23.10.2020 23:30
Mathematics, 23.10.2020 23:30
Social Studies, 23.10.2020 23:30
Advanced Placement (AP), 23.10.2020 23:30
History, 23.10.2020 23:30
Mathematics, 23.10.2020 23:30
