Conas fuinneamh a thiontú in uaireanta cileavata (kWh) go BTU.
1 kWh = 3412.14163312794 BTU IT
Mar sin tá an fuinneamh i BTUanna E (BTU) cothrom le 3412.1416 .. oiread an fhuinnimh in uair an chloig cileavata E (kWh) :
E (BTU) = 3412.14163312794 × E (kWh)
Tiontaigh 5 kWh go BTU:
E (BTU) = 3412.14163312794 × 5 kWh = 17060.708 BTU
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