1 Answer. , swedish. Holland. Also, the country of Tulip mania and the first recorded speculative bubble. At the peak of tulip mania, in March 1637, some single tulip bulbs sold for more than 10 times the annual income of a skilled craftsman.
Step 4. Multiply the air conditioner power consumption per hour times the number of hours the unit runs per day to determine the daily power usage by the air conditioner. If the air conditioner is used 10 hours per day, the daily power usage is 10 kilowatt-hours per day.tep 5. Multiply the kilowatt-hours used per day times the electricity rate charged by the power company. If you use 10 kilowatt-hours daily and the highest-tier rate you pay is 20 cents, the air conditioner costs $2.00 per day, or about $60 per month.
Properly Sizing a Room Air Conditioner. The required cooling capacity for a room air conditioner depends on the size of the room being cooled. Room air conditioners generally have cooling capacities that range from 5,500 Btu per hour to 14,000 Btu per hour.