Answer:
Impossible.
Explanation:
The ideal Coefficient of Performance is:


The real Coefficient of Performance is:


Which leads to an absurds, since the real Coefficient of Performance must be equal to or lesser than ideal Coefficient of Performance. Then, the cycle is impossible, since it violates the Second Law of Thermodynamics.
Answer:
21.456 kJ/h
Explanation:
See the figure attached. In this case


Coefficient of performance in heat pump is defined by




Now it is necessary to change units, remember that Watt (W) is defined as J/s


Answer:
To run. The machine one at a time
Explanation:
We are required to state the type of vehicle which is routinely used at the construction site.
The vehicle which is routinely used at the construction site is called hydraulic vehicle.
- Hydraulics as the name implies is pertaining to water. Hydraulic vehicle is a vehicle used on the construction site. The vehicle makes use of liquids to function. The fluid powers the engine of the vehicle do as to generate power.
- Types of fluids used in hydraulic vehicles includes: Water fluid, petroleum fluid, synthetic fluid.
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