Determine the cost in a month when the heat pump operates

Assignment Help Electrical Engineering

Reference no: EM13263842

A heat pump maintains a dwelling at 68 F. When operating steadily, the power input to the heat pump is 5 hp, and the heat pump receives energy by heat transfer from 55 F well water at a rate of 500 Btu/min. determine the coefficient of performace. Evaluating electricity at $ 0.10 per kW.h determine the cost in a a month when the heat pump operates for 300 hours.

Reference no: EM13263842

Questions Cloud

Assuming that numbers of crimes in 4-weekly periods are : Assuming that numbers of crimes in 4-weekly periods are independent, what is the probability that there will be at least 17 in the last three of the next six 4-week periods? explain your answer

Under what circumstances would a companys stock trade : Under what circumstances would a company's stock trade for less than the book value of its equity?

What power is expended in the heater : A lamp (R = 146 omegacap.gif), an electric heater (R = 25 omegacap.gif), and a fan (R = 51 omegacap.gif) are connected in parallel across a 115 V line. What power is expended in the heater

What is the final balance due : Use the U.S. Rule to determine total interest. (Do not round intermediate calculations. Round your answers to two decimal places. Omit the "tiny_mce_markerquot; sign in your response.)

Determine the cost in a month when the heat pump operates : A heat pump maintains a dwelling at 68 F. When operating steadily, the power input to the heat pump is 5 hp, and the heat pump receives energy by heat transfer from 55 F well water at a rate of 500 Btu/min.

Find the charge on the capacitor after one time constant : An uncharged capacitor and a resistor are connected in series to a source of emf. If e m f = 9.00 V, C = 15.0 µF, and R = 100 ?, find the charge on the capacitor after one time constant

Compute the npv for project x with the cash flows : Compute the NPV for Project X with the cash flows shown below if the appropriate cost of capital is 9 percent. Time: 0 1 2 3 4 5 Cash flow: -80 -80 0 110 85 60

Calculate the effective interest rate : the fact that she is providing no collateral, the bank is going to charge her a fee of 2.0% of her loan amount as well as take out the interest upfront. The bank is offering her 16% APR for six months.

Determine what is the tension level of the transfer line : A windmill park produces energy at a tension level of 11kV. The park is going to be coupled up with a 11kV net not far from the park. To reduce the loss in transer the tension is tranfomred p at the parka nd down again right before coupling to the..

User Account

All Pages