Voltage and current dividers MCQs

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1. The voltage divider rule is used to calculate the voltage across a resistor in a series circuit. The voltage across a resistor is proportional to:





2. In a voltage divider circuit with two resistors R1 and R2, if R1 = 2 Ω and R2 = 4 Ω, and the total input voltage is Vin = 12 V, the voltage across R2 will be:





3. In a voltage divider circuit, if the resistances are R1 = 3 Ω and R2 = 3 Ω, and the input voltage is 9 V, what is the voltage across R1?





4. In a voltage divider, if the total input voltage is Vin and the resistors are R1 and R2, the voltage across R1 is given by:





5. Which of the following is true for a voltage divider circuit?





6. The current divider rule is used to calculate the current through a resistor in a parallel circuit. The current through a resistor is inversely proportional to:





7. In a current divider circuit with two resistors R1 and R2, if R1 = 4 Ω and R2 = 2 Ω, and the total current is Itotal = 6 A, the current through R1 will be:





8. In a current divider, if the resistances are R1 = 6 Ω and R2 = 3 Ω, and the total current is 12 A, what is the current through R2?





9. The current through a resistor in a parallel circuit is given by the formula:





10. In a parallel circuit, if R1 = 2 Ω and R2 = 2 Ω, and the total current is 10 A, the current through R1 will be:





11. Which of the following is true for a voltage divider and a current divider?





12. In a current divider, if the total current is 10 A, and the resistances of two parallel resistors are R1 = 2 Ω and R2 = 4 Ω, the current through R1 will be:





13. Which of the following statements about voltage and current dividers is correct?





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