Running a power of 60 watts for one hour uses 60 watt-hours of
energy. If you run it for two hours, that would be 120
watt-hours.
Running a 60 watt appliance for 16 hours and 20 minutes is 1000
watt-hours, or 1 kWh, also called one Unit.
View page
A 13 watt cfl is the same as a 60 watt incandescent. So find an
led bulb that is equivelant to a 60 watt incandescent
View page
It is probably a 60 watt bulb (believe it or not). Bulbs are
rated in watts. A 100 watt bulb is brighter and consumes more power
than a 60 watt bulb
View page
Watts is Watts and has no relation to time. w=v*a (west Virginia
varsity). A 60 watt light bulb is 60 watts regardless of how long
it is on. Watt hours would be what PG&E bills you for.