subject
Engineering, 09.09.2020 18:01 TanishaSchollaert1

If electricity costs $0.12 per kilowatt hour, find the cost (in dollars) of running each of the following electrical devices five hours per day for 30 days:a. A 60 watt incandescent light bulbb. An LED light bulb that emits the same light intensity as a 60 W incandescent light bulb, but uses 80 mA from a 120 V residential power wall outletc. A 1500 W electric space heater that runs continuously over the five-hour daily period

ansver
Answers: 2

Another question on Engineering

question
Engineering, 04.07.2019 18:10
Steel is coated with a thin layer of ceramic to protect against corrosion. what do you expect to happen to the coating when the temperature of the steel is increased significantly? explain.
Answers: 1
question
Engineering, 04.07.2019 18:10
If a particle moves along a path such that r : (3 sin t) m and ? : 2t rad, where t is in seconds. what is the particle's acceleration in m/s in 4 seconds? a)- 16.43 b)- 16.29 c)- 15.21 d)- 13.79
Answers: 1
question
Engineering, 04.07.2019 18:10
Burgers vector is generally parallel to the dislocation line. a)-true b)-false
Answers: 2
question
Engineering, 04.07.2019 18:10
Manometers are good examples of measuring instruments, nowadays they are not as common as before. a)-capacitive probe gauges b)-gravitational gauges deformation ) gauges d)-digital gauges
Answers: 1
You know the right answer?
If electricity costs $0.12 per kilowatt hour, find the cost (in dollars) of running each of the foll...
Questions
question
Geography, 13.07.2019 00:30
Questions on the website: 13722363