The capacity values of these devices can be written using kW (kilowatt) and kWh (kilowatt hours), but don't think that a 90 kW motor is anything like a 90 kWh battery pack. That little h makes a ...

Calculate 11373.699 by multiplying 39.3 by the calorific value of the food. Calculate by multiplying 3159.361 by 3.6 (kWh conversion factor). Watts are measures of power, while kilowatt-hours are ...

Read any electric car review and you will see measurements quoted using kW and kWh. So, what do these values mean and why are ...