ืื
1. A ball is thrown horizontally from the roof of a tall building 25 in high
a) When...
Physics, 05.04.2021 05:30 chandranewlon
ืื
1. A ball is thrown horizontally from the roof of a tall building 25 in high
a) When will it strikes to the ground?
b) At what speed will it strike the ground?โ
Answers: 2
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Arefrigerator uses r-134a as the working fluid and operates on the ideal vapor-compression refrigeration cycle except for the compression process. the refrigerant enters the evaporator at 120 kpa with a quality of 34 percent and leaves the compressor at 70ยฐc. if the compressor consumes 450 w of power, determine (a) the mass flow rate of the refrigerant, (b) the condenser pressure, and (c) the cop of the refrigerator. (0.00644 kg/s, 800 kpa, 2.03)
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Answers: 2
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