Answers: 2
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 15:30
What is the increase in density of a medium due to wave travel?
Answers: 2
Physics, 22.06.2019 16:50
During a medieval siege of a castle, the attacking army uses a trebuchet to hurl heavy stones at the castle walls. if the trebuchet launches the stones with a velocity of at an angle of 50.0°, (a) how long does it take the stone to hit the ground? (b) what is the maximum distance that the trebuchet can be from the castle wall to be in range? (c) how high will the stones go? show all your work.
Answers: 2
What is most likely the relationship between mendel’s rules of genetics and darwin’s idea of biologi...
Mathematics, 26.06.2019 15:00
Mathematics, 26.06.2019 15:00
Mathematics, 26.06.2019 15:00
Health, 26.06.2019 15:00
Mathematics, 26.06.2019 15:00
Mathematics, 26.06.2019 15:00
History, 26.06.2019 15:00
History, 26.06.2019 15:00
Mathematics, 26.06.2019 15:00
Mathematics, 26.06.2019 15:00
Mathematics, 26.06.2019 15:00
Mathematics, 26.06.2019 15:00