Homework Help: physics

Posted by Amelia on Monday, May 14, 2012 at 9:12am.

Calculate the cost of operating a 65 W light bulb continuously for a 30-day month when electrical energy costs $0.23/kW·h.
$ 1

physics - Elena, Monday, May 14, 2012 at 3:06pm
Cost =(65•10^-3) •30•24•0.23 =$10.76

Answer this Question

Related Questions

physics - Calculate the cost of operating a 65 W light bulb continuously for a ...
Physics - A special kind of light bulb emits monochromatic light of wavelength ...
physics - It has been proposed to use large inductors as energy storage devices...
Math - You can buy an energy-saving light bulb for $18.07, which can work for 10...
physics - How many joules of energy are required to run a 100 W light bulb for ...
physics - An energy-efficient lightbulb, taking in 25.0 W of power, can produce ...
Physics - An Electricity account shows that a household has used 1400 units of ...
Physics - An Electricity account shows that a household has used 1400 units of ...
p - If a lightbulb uses 60 watts of power. If the light bulb is run for 5 hours ...
economics - i have some questions please help Transportation equipment that was ...

For Further Reading

First Name:
School Subject:
Answer: