How many kWh of energy does a 650 −W toaster use in the morning if it...
How many kWh of energy does a 543 W toaster use in the morning if it is in operation for a total of 8 min? (answer in kWh) At a cost of 12 cents/kWh, estimate how much would this add to your monthly electric energy bill if you made toast four mornings per week. (Assume a month of 4 weeks.) (answer in cents/month)
11. How much energy does a 100-W light bulb use in 8.0 hours? (Note: 1kWh = 3.6x106 Jor 1kWx 1hour) O 800 kWh O 13 kWh O 0.008 kWh O 0.8 kWh
If I could receive help on both that'd be great. Questions on Charge 1 What is the total energy stored in a car battery that is rated 12V, 100A.h? Give answer both in Joules and kWh. 2 A toaster draws 10A when connected to 120V. a. How much charge goes through the toaster in the span of one minute? b. How many electrons pass through the toaster in one minute? c. How many moles of electrons is this? d. What...
Problem 1: Microwave vs. Toaster Oven Your friend considers himself a Hot Pockets connoisseur. He eats one every day and insists on cooking it in the toaster oven in order to get the perfect crispy crust. You’re trying to convince him that cooking them in the microwave would be more environmentally friendly. (a) Toaster oven: If it takes 28 minutes to cook a Hot Pocket in a 1400 W toaster oven, how much electricity (in kWh) does this consume every...
Can I get help w/question 4,5,& 6 A 2,500 W heater is in operation for approximately 10 hours per day for 90 days. How many kWh did it use over that period? How many BTUs is that? 4. 4 pts ' have a high efficiency house. It is all electric. It consumes 2,000 kWh of energy per month, if energy is $0.12/kWh and there are $10 in fees each month. What is my yearly utility bill? 3 pts 5· The...
How much energy in kWh would a heater rated at 7 kW use when run for 9000 seconds? If the cost of electricity is 1.4 $/kWh, how much does it cost to run the heating system for 9000 seconds ?
How much energy in kWh would a heater rated at 7 kW use when run for 9000 seconds? If the cost of electricity is 1.4 $/kWh, how much does it cost to run the heating system for 9000 seconds?
How much energy in kWh would a heater rated at 9 kW use when run for 300 minutes? If the cost of electricity is 1.2 $/kWh, how much does it cost to run the heating system for 300 minutes.
/25 pts Commercial Building Energy Use Note: 1 kWh is the energy equivalent of 3412.3 BTUs Figure 4. Food service buildings and hospitals are the most intensive users of energy A 2000 sq m (21,500 sq ft) commercial building is designed for School (70) and alternately strip mall(100) office Req. for June(30days24hr) calculate i)Total school Btu ii) Total school kwhf ii). Based on the commerical $0.075 kwh estimate June(30days24hr) electric bill for June iv) Assume a 1 m x 2...
You use a hair dryer in the morning. How much energy would one electron deliver to the dryer? How much charge will flow through your hair dryer in one second? Revlon 1875W Compact Travel Hair Dryer. W = Fdcoso W = -APE W power: P == At PE Potential: V =-