Dane
P = 42W
U = 6V
Szukane
R = ?
Wzory
[tex]P = U \times I | \div U \\ I = \frac{P}{U} [/tex]
[tex]R = \frac{U}{I} [/tex]
Obliczenia
[tex]I = \frac{42}{6} = 7A[/tex]
[tex]R = \frac{6}{7} \Omega[/tex]
