Se deja caer una caja de madera de 4.5kg de masa desde una altura de 2.25metros .
1 answer:
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Answer:
= 287kW
Explanation:
Knowing the enthalpy data, we have to
So,
Here,
m=mass flow rate
h= Enthalpy of refrigerant at the compressor
Replacing
= 1.2 × 239.16
= 287kW