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03-09-2022
Physics

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If a circuit has a power of 50 W with a current of 4.5 A, what is the resistance in the circuit?

Respuesta :

beicker beicker

03-09-2022

Answer:

[tex]{ \rm{power, \: p = current \times p.d}} \\ { \rm{50 = 4.5 \times (current \times resistance)}} \\ { \rm{50 = 4.5 \times (4.5 \times r)}} \\ { \rm{resistance = \frac{50}{ {4.5}^{2} } }} \\ \\ { \rm{resistance = 2.5 \: ohms}}[/tex]

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