For instance, you could kiss your kids on their heads rather than their cheeks for a few days. You could ask your spouse to do bedtime stories and baths for a few nights. But obviously, you canât be so careful in your efforts to prevent germs from spreading that you feel like youâre shunning your kids.
If you grow short plants, you should definitely try LEDs. 1  The first series of costs on the chart represents an electricity cost of $0.12/kwH, or 12 cents per kilowatt hour (a kilowatt hour is 1,000 watts being used for one hour). 2  $0.12/kwH was the US national average cost for electricity in 2011.
The demand charge will be: ($7.37/kW)(100 W)(kW/1000 W) = $0.74. The energy charge for using a 100-watt light bulb during any 15-minute period of the month is: ($0.033/kWh)(100 W)(kW/1000W)(15 min) (1 hour/60 min) = $0.00083.he total of all charges on MTDC s monthly electric bill based on kilowatt hours is 3.3 cents per kilowatt hour. All costs based on kilowatts total $7.37 per kilowatt. The demand interval is 15 minutes.