Physics, 26.06.2019 22:10 gabbym39077
An engine cylinder contains 7 x 10-5 kg of fuel with a heat of combustion, e: of 45,000 kj/kg. the volume vi at top dead center is 0.15x 10-3 m3, and the volume v2 at bottom dead center is 1.50 x 10-3 m3. the air-fuel ratio is 16: 1, and the mixture temperature ti at the start of compression is 300 k modeling the compression and combustion as an ideal gas (y=1.4, c 0.71 kj/kg k) otto cycle, (a) what is the maximum temperature t3 and pressure p (b) what is the pressure p at the start of compression?
Answers: 2
Physics, 22.06.2019 11:30
Arocket starts from rest and moves upward from the surface of the earth. for the first 10.0 s of its motion, the vertical acceleration of the rocket is given by ay = 12.80 m/s32t, where the +y-direction is upward. (a) what is the height of the rocket above the surface of the earth at t = 10.0 s? b) what is the speed of the rocket when it is 325 m above the surface of the earth?
Answers: 3
Physics, 22.06.2019 16:00
While the change in blank will remain the same during a collision, the force needed to bring an object to a stop can be blank if the time if collision is blank
Answers: 1
Physics, 23.06.2019 02:50
Acharged particle moves in a circular path in a uniform magnetic field.which of the following would increase the period of the particle's motion? check all that apply.increasing its chargeincreasing its massincreasing the field strengthincreasing its speed
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Physics, 23.06.2019 06:50
It's time for santa to deliver his presents. assuming he delivers presents all over the world, he has to travel about 75,000,000 miles. if he travels east to west, he can use the time zones to make christmas day last 31 hours. what speed, in miles per hour, must santa fly to get all of his presents delivered?
Answers: 1
An engine cylinder contains 7 x 10-5 kg of fuel with a heat of combustion, e: of 45,000 kj/kg. the...
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