Posted by **christina** on Sunday, February 24, 2008 at 10:22pm.

hi my name is christina and i have an electrical question i need help with.

i am taking power engineering electrical 188.

the question is:

how much will ity cost to use 6 lamps of 100 W each if they burn for 5 hours each evening in a month (30 days). the cost of electricity is 0.04 cents per kwh?

how do u solve this question? the answer is $3.60

## Answer This Question

## Related Questions

- phyical science - A microwave oven has a power requirement of 1235 W. A frozen ...
- science - A microwave oven has a power requirement of 1248 W. A frozen dinner ...
- science - A microwave oven has a power requirement of 1235 W. A frozen dinner ...
- statistics - Average entry level salaries for college graduates with mechanical ...
- Physics - electricity - An incandescent lamp is marked '120v,75W' a)what is the ...
- Physics - Assuming 100% of your energy can be converted to electrical power, and...
- Engineering - Here we consider instead dissolving guns (which we will assume are...
- Someone please help me with science? - 1. Which of the following shows the ...
- electrical - The minimum size of a electrical cable recomended for use in power ...
- Physics - A 120-V motor has mechanical power output of 2.00 hp. It is 82.0% ...

More Related Questions