Answers: 1
Physics, 22.06.2019 13:40
An ideal otto cycle has a compression ratio of 10.5, takes in air at 90 kpa and 40°c, and is repeated 2500 times per minute. using constant specific heats at room temperature, determine the thermal efficiency of this cycle and the rate of heat input if the cycle is to produce 90 kw of power.
Answers: 2
Physics, 22.06.2019 13:40
What is the thinnest soap film (excluding the case of zero thickness) that appears black when illuminated with light with a wavelength of 480 ? the index of refraction of the film is 1.34, and there is air on both sides of the film. express your answer in nanometers. hint 1. how to approach th
Answers: 1
Physics, 22.06.2019 22:50
The chart shows daniela’s run through her race. what is her velocity? 1.5 m/s 2 m/s 2.5 m/s 5 m/s
Answers: 1
. An average force of 220.0 N is used to pull a bow string back to a full draw of 0.550 m. A 280.0 g...
History, 12.11.2020 18:30
Engineering, 12.11.2020 18:30
Geography, 12.11.2020 18:30
Mathematics, 12.11.2020 18:30
Computers and Technology, 12.11.2020 18:30
Geography, 12.11.2020 18:30
Physics, 12.11.2020 18:30
Mathematics, 12.11.2020 18:30
English, 12.11.2020 18:30
Chemistry, 12.11.2020 18:30
Chemistry, 12.11.2020 18:30
Mathematics, 12.11.2020 18:30
Computers and Technology, 12.11.2020 18:30