A charge of $18 C$ $18 C$ passes through a circuit every $4 s$ $4 s$ . If the circuit can generate $24 W$ $24 W$ of power, what is the circuit's resistance?

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A charge of $18 C$ $18 C$ passes through a circuit every $4 s$ $4 s$ . If the circuit can generate $24 W$ $24 W$ of power, what is the circuit's resistance?

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Answer 1 · 2016-02-19T16:40:56

$R ≅ 1, 185 Ohm$ $R~=1,185" Ohm"$

Explanation:

$"calculate current using the formula :"I=(Delta Q)/(Delta t)$
$I=18/4=9/2A$
$"use the power formula :"P=I^2*R$
$24=(9/2)^2*R$
$24=81/4*R$
$R=(24*4)/81$
$R~=1,185" Ohm"$

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A charge of $18 C$ $18 C$ passes through a circuit every $4 s$ $4 s$ . If the circuit can generate $24 W$ $24 W$ of power, what is the circuit's resistance?

1 Answer

Explanation:

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A charge of 18 C18C18 C passes through a circuit every 4 s4s4 s. If the circuit can generate 24 W24W24 W of power, what is the circuit's resistance?

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Explanation:

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A charge of $18 C$ $18 C$ passes through a circuit every $4 s$ $4 s$ . If the circuit can generate $24 W$ $24 W$ of power, what is the circuit's resistance?