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Gasoline Car Engine:
A gasoline car engine has a compression ratio of 8. Air enters the cylinders of the engines at 60oF. The heat transfer to the air per cycle is 900 Btu/lbm.
a) Which cycle models this internal combustion engine?b) Determine the pressure and temperature at the end of each process in the cycle.c) Determine the thermal efficiencyd) List one way to increase the thermal efficiency.
The catapult is used to launch a ball such that it strikes the wall of the building at the maximum height of its trajectory. If it takes 1.5 s to travel from A to B, determine the velocity vA at which it was launched, the angle of release q, and t..
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