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 18:10
Which of the following statement is false ? a.batteries should never be stored on metal trays or outside in the elements)b, battery acid cannot be neutralized)c.do not stack batteries on top of each other)d.never put a damaged battery in a dumpster. i
Answers: 1
Physics, 22.06.2019 18:20
Object a has a length of 3 cm, a width of 2 cm, and a height of 4 cm. object b is dropped into a graduated cylinder. it displaces 19 ml of water. the volume of object a is: a: greater than the volume of object b b: less than the volume of object b c: equal to the volume of object b
Answers: 2
On the crossbuck or gate at the railroad crossing, there is a sign telling you how many tracks are a...
Mathematics, 19.03.2021 18:40
Mathematics, 19.03.2021 18:40
English, 19.03.2021 18:40
Mathematics, 19.03.2021 18:40
Biology, 19.03.2021 18:40
Mathematics, 19.03.2021 18:40
Mathematics, 19.03.2021 18:40
Mathematics, 19.03.2021 18:40
Biology, 19.03.2021 18:40