Răspuns:
L = 1584 × 10⁵ J
Rezolvare:
Scriem datele problemei:
t = 5h 30 min = 19800s
P = 8 kW = 8000 W
L = ?
L = P × t = 8000 × 19800 = 1584 × 10⁵ J
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Ne-am ajutat de formula:
[tex]\bf\red{\boxed{P=\frac{L}{t}}}\\[/tex]
Succes! ❀
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