The main purpose of a service panel in a house is to A. keep the meter working correctly. B. connect the service drop to the hou
2 answers:
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Answer:
486nm
Explanation:
in order for an electron to transit from one level to another, the wavelength emitted is given by Rydberg Equation which states that
Hence the photon must possess a wavelength of 486nm in order to send the electron to the n=4 state
Answer:
Explanation:
Temperature of the house,
Convert to rankine,
Heat is extracted at 40°F i.e
Calculate the coefficient of performance of the heat pump, COP
The minimum power required to run the heat pump is given by the formula:
...............(*)
Where the heat losses from the house,
Substituting these values into * above