Current, Resistance and Ohms Law - Circuit Analysis Techniques

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Q. A capacitor with a capacitance of 10μF is charged to a voltage of 5V. What is the charge stored in the capacitor?
  • A. 10μC
  • B. 50μC
  • C. 5μC
  • D. 100μC
Q. If a capacitor has a capacitance of 10μF and is charged to a voltage of 5V, what is the charge stored in the capacitor?
  • A. 50μC
  • B. 5μC
  • C. 10μC
  • D. 100μC
Q. If a capacitor has a capacitance of 5μF and is charged to a voltage of 10V, what is the charge stored in the capacitor?
  • A. 0.05C
  • B. 0.1C
  • C. 0.5C
  • D. 1C
Q. If a circuit has a total resistance of 10Ω and a current of 5A, what is the voltage across the circuit?
  • A. 10V
  • B. 15V
  • C. 50V
  • D. 5V
Q. If a circuit has a total resistance of 10Ω and a total current of 2A, what is the total voltage supplied by the battery?
  • A. 5V
  • B. 10V
  • C. 15V
  • D. 20V
Q. If the voltage across a resistor is doubled while the resistance remains constant, what happens to the current?
  • A. It doubles
  • B. It halves
  • C. It remains the same
  • D. It quadruples
Q. In a circuit with a 12V battery and two resistors in series (4Ω and 8Ω), what is the voltage drop across the 8Ω resistor?
  • A. 4V
  • B. 6V
  • C. 8V
  • D. 12V
Q. In a circuit with a 24V battery and a total resistance of 6Ω, what is the total current flowing through the circuit?
  • A. 4A
  • B. 6A
  • C. 2A
  • D. 12A
Q. In a simple series circuit with a 12V battery and two resistors (4Ω and 8Ω), what is the total current flowing through the circuit?
  • A. 1A
  • B. 2A
  • C. 3A
  • D. 4A
Q. What is the electric field (E) at a distance of 2m from a point charge of 10μC?
  • A. 2250 N/C
  • B. 500 N/C
  • C. 4500 N/C
  • D. 1000 N/C
Q. What is the equivalent capacitance of two capacitors, C1 = 4μF and C2 = 6μF, connected in series?
  • A. 2.4μF
  • B. 3.6μF
  • C. 10μF
  • D. 24μF
Q. What is the equivalent resistance of two resistors, R1 = 6Ω and R2 = 3Ω, connected in parallel?
  • A.
  • B.
  • C. 18Ω
  • D. 1.5Ω
Q. What is the equivalent resistance of two resistors, R1 = 6Ω and R2 = 3Ω, connected in series?
  • A.
  • B.
  • C.
  • D. 18Ω
Q. What is the power dissipated by a 10Ω resistor carrying a current of 3A?
  • A. 30W
  • B. 60W
  • C. 90W
  • D. 120W
Q. What is the relationship between current (I), voltage (V), and resistance (R) according to Ohm's Law?
  • A. I = V + R
  • B. I = V / R
  • C. I = R / V
  • D. I = V * R
Q. What is the total capacitance of two capacitors, C1 = 4μF and C2 = 6μF, connected in series?
  • A. 2.4μF
  • B. 10μF
  • C. 24μF
  • D. 1.5μF
Q. What is the total current in a parallel circuit with two branches, where one branch has a resistance of 4Ω and the other has 6Ω, connected to a 12V source?
  • A. 2A
  • B. 3A
  • C. 4A
  • D. 6A
Q. What is the unit of electric potential difference?
  • A. Ohm
  • B. Coulomb
  • C. Volt
  • D. Ampere
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