Parallel Circuits MCQ Practice Tests - Set 02 - ObjectiveBooks
Parallel Circuits MCQ Practice Tests - Set 02

Parallel Circuits MCQ Practice Tests - Set 02

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Practice Test: Question Set - 02

1. When an additional resistor is connected across an existing parallel circuit, the total resistance
    (A) Remains the same
    (B) Decreases by the value of the added resistor
    (C) Increases by the value of the added resistor
    (D) Decreases
2. In a parallel circuit, the branch with the lowest resistance has the most current.
    (A) True
    (B) False
3. A 470 Î© resistor, a 220 Î© resistor, and a 100 Î© resistor are all in parallel. The total resistance is approximately
    (A) 790 Î©
    (B) 470 Î©
    (C) 60 Î©
    (D) 30 Î©
4. The total current divides among parallel resistors in a manner directly proportional to the resistance values.
    (A) True
    (B) False
5. Total power in a parallel circuit is found by adding up the power of all the individual resistors.
    (A) True
    (B) False
6. The following currents are measured in the same direction in a three-branch parallel circuit: 200 mA, 340 mA, and 700 mA. The value of the current into the junction of these branches is
    (A) 200 mA
    (B) 540 mA
    (C) 1.24 A
    (D) 900 mA
7. The sum of the currents into a junction is equal to the sum of the currents out of that junction.
    (A) True
    (B) False
8. If one of the resistors in a parallel circuit is removed, the total resistance
    (A) Decreases
    (B) Increases
    (C) Remains the same
    (D) Doubles
9. Parallel resistors are connected between the same two points.
    (A) True
    (B) False
10. An ammeter has an internal resistance of 50 Î©. The meter movement itself can handle up to 1 mA. If 10 mA is applied to the meter, the shunt resistor, RSH1, is approximately
    (A) 55 Î©
    (B) 5.5 Î©
    (C) 50 Î©
    (D) 9 Î©
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