Answers: 1
Physics, 22.06.2019 06:30
2kg of refrigerant 134a undergoes a polytropic process in a piston-cylinder assembly from an initial state of saturated vapor at 2 bar to a final state of 12 bar, 80 degree c. a)determine the work for the process in kj. b)sketch the process on a p-v diagram.
Answers: 2
Physics, 22.06.2019 14:30
What was the first instrument to ever record an earthquake?
Answers: 1
Physics, 22.06.2019 18:30
Aballoon is rising vertically upwards at a velocity of 10m/s. when it is at a height of 45m from the ground, a parachute bails out from it. after 3s he opens his parachute and decelerates ata a constant rate 5m/s.when. (a) what was the height of the parachutist above the ground when he opened his parachute? (b)how far is the parachutist from the balloon at t=3s? (c)with what velocity does the parachutist hit the ground? (d)after how long does the parachutist hit the ground after his exist from the balloon?
Answers: 3
If a wave has a frequency of 2 hz what would it be in seconds?...
Biology, 17.04.2020 21:12
Mathematics, 17.04.2020 21:12
English, 17.04.2020 21:12
Mathematics, 17.04.2020 21:12
Biology, 17.04.2020 21:12
Biology, 17.04.2020 21:12
Mathematics, 17.04.2020 21:12
Health, 17.04.2020 21:12
Mathematics, 17.04.2020 21:12