A 3400-kg truck traveling with a velocity of 20 m/s due south collides head-on with a 950-kg car traveling with a velocity of 10 m/s due north. The two vehicles stick together after the collision. After collision, the two vehicles move due north.

An air-standard stirling cycle operates with a maximum pressure of 600 psia and a minimum pressure of 10 psia. the maximum volume of the air is 10 times the minimum volume. the temperature during the heat rejection process is 100°f. calculate the specific heat added to and rejected by this cycle, as well as the net specific work produced by the cycle. use constant specific heats at room temperature. the properties of air at room temperature are r

Which governments provide garbage collection services to homes and businesses

The law of the conservation of momentum says that the total momentum of any closed and isolated system cannot