How to poschitat the cost of the power supply?

Tell me how to calculate the cost of energy consumption for a certain time(e.g. 1 hour),knowing the average size of the power unit(e.g. 50W) and the cost of kW/h(5.5 AUD)
March 19th 20 at 08:43
2 answers
March 19th 20 at 08:45
The cost of power consumption == cost of kW/h * power of device * time of operation of the device.
And you on Mars different?
March 19th 20 at 08:47
everything will be clear if to write correctly
not kW/h and kW*h
then 50W*1 h=50ВтЧ= 0,05 KWh
0,05 KWh *5, 5 RUB/KWh = RUB

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