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How long is a watt hour?
A watt hour is a unit of energy, not time -so you cannot ask how 'long' it is. The time taken to consume a watt hour of energy depends upon the rate (i.e. the power) at which it is consumed, expressed in watts. A watt hour is defined as the amount of energy consumed, over a period of one hour, at the rate of one watt.
What is difference between kilowatt hour and kiloamp hour?
A kilowatt hour is the amount of energy consumed, over a period of one hour, at the rate of one kilowatt. It's used by your electricity utility company for measuring the energy you consume, for the purpose of billing. It's SI equivalent is measured in joules.A kiloampere hour is a unit of charge. It's SI equivalent is measured in coulombs. Batteries are often rated in ampere hours.
Why are household appliances almost never connected in series?
Because it one of the household appliances were to "go out" then all the household appliances would "go out" as well.
What appliances would have a 3amp fuse?
Depending on your voltage supply appliances of between 500 - 750 watts
What is the symbol used in a formula to represent the rate of energy dissipation in an electric circuit?
"W" for watts, or wattage
