Neste vídeo o Prof. Marcelo Boaro, de Física, explica como trocar a resistência de um chuveiro elétrico e explica também o seu funcionamento. Galera, eu reeditei o vídeo para postá-lo em HD!
Deixo os links a seguir:
1) Potência no resistor:
https://www.youtube.com/watch?v=B_VQwbU2ckM
2) Circuito gerador - resistor:
https://www.youtube.com/watch?v=GTACjSndmy8
3) Por que minha voz fica diferente nas gravações?:
https://www.youtube.com/watch?v=rEEfq9HTm0I
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