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Self-Test 2
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What takes the place of a ground return wire in a single wire system?
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Fuse
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Case ground
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Circuit breaker
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Chassis
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How many paths does a series circuit have for current flow?
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1
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2
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3
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4
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What is a circuit called that has more than one path for current flow?
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Series circuit
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Complex circuit
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Compound circuit
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Parallel circuit
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What must the total voltage drop in a circuit be equal to?
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The source voltage
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The first voltage drop
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Half the source voltage
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Twice the source voltage
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A 12 V circuit with a 4 ohm resistor will have a current of 6 A.
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True
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False
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A 120 V circuit with a current of 10 A will have a load with what resistance?
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12 Ω
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24 Ω
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6 Ω
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10 Ω
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If one load fails in a parallel circuit, all other loads will fail.
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True
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False
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What is the total resistance in a series circuit with four resistors rated at 2 Ω each?
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2 Ω
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4 Ω
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6 Ω
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8 Ω
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A 120 V parallel circuit has three resistors: 20 Ω, 12 Ω, and 24 Ω. What is the current?
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6 A
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18 A
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21 A
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24 A
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What is the total resistance for a 120 V circuit with three resistors of 20 Ω, 12 Ω, and 24 Ω in parallel?
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6 Ω
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8 Ω
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12 Ω
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24 Ω