If the swimmer's mass is 62kg, what is: a. the height of the board above the water?
b. the swimmer's velocity just before he hits the water?

6–43 a food department is kept at 2128c by a refrigerator in an environment at 308c. the total heat gain to the food department is estimated to be 3300 kj/h and the heat rejection in the condenser is 4800 kj/h. determine the power input to the compressor, in kw and the cop of the refrigerator.

In which type of system is power held solely by the central government and not shared with regional governments? group of answer choices federal unitary confederate oligarchic

Aball is thrown horizontally from a cliff at 8m/s .in what direction is the ball moving 2s later?