Engineering, 08.03.2021 17:30, janessa0804

A Joana gostava de saber qual a intensidade de corrente que percorre o seu secador de cabelo e o valor da sua resistência elétrica. Para isso, utilizou o manual de instruções para saber a potência do aparelho e verificou que esse valor era de 2000W. A corrente elétrica que utiliza na sua casa tem uma diferença de potencial de 220 V. Podes ajudá-la ?

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A Joana gostava de saber qual a intensidade de corrente que percorre o seu secador de cabelo e o val...