Physics – 4.3.3 Action and use of circuit components | e-Consult
4.3.3 Action and use of circuit components (1 questions)
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The potential divider equation is: V1 / V2 = R1 / R2
We are given V1 = 6V, V2 = 15V - 6V = 9V, and R1 = 3kΩ. We need to find R2.
Rearranging the equation to solve for R2: R2 = R1 * (V2 / V1)
Substituting the values:
R2 = 3kΩ * (9V / 6V)
R2 = 3kΩ * (3/2)
R2 = 4.5kΩ
Answer: 4.5kΩ