**Option A:** 490 mA

**Option B:** 800 mA

**Option C:** 310 mA

**Option D:** 0 A

**Correct Answer: **490 mA ✔

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**Option A:** decreases

**Option B:** increases

**Option C:** remains the same

**Option D:** doubles

**Correct Answer: **increases ✔

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**Option A:** 200 mA

**Option B:** 540 mA

**Option C:** 1.24 A

**Option D:** 900 mA

**Correct Answer: **1.24 A ✔

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**Option A:** 60 mA

**Option B:** 15 mA

**Option C:** 135 mA

**Option D:** 31.25 mA

**Correct Answer: **31.25 mA ✔

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**Option A:** is less than 6 kΩ

**Option B:** is greater than 1.2 kΩ

**Option C:** is less than 1.2 kΩ

**Option D:** is less than 600 Ω

**Correct Answer: **is less than 600 Ω ✔

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**Option A:** is less than 6 kΩ

**Option B:** is greater than 1.2 kΩ

**Option C:** is less than 1.2 kΩ

**Option D:** is less than 600 Ω

**Correct Answer: **is less than 600 Ω ✔

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**Option A:** 220 Ω

**Option B:** 470 Ω

**Option C:** 560 Ω

**Option D:** impossible to determine without knowing the voltage

**Correct Answer: **560 Ω ✔

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**Option A:** R3 is open

**Option B:** R1 is open

**Option C:** R2 is open

**Option D:** the circuit is operating properly

**Correct Answer: **R3 is open ✔

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**Option A:** 25 Ω

**Option B:** 500 Ω

**Option C:** 100 Ω

**Option D:** 20 Ω

**Correct Answer: **25 Ω ✔

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**Option A:** 22 mA

**Option B:** 120 mA

**Option C:** 220 mA

**Option D:** 50 mA

**Correct Answer: **22 mA ✔

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**Option A:** 790 Ω

**Option B:** 470 Ω

**Option C:** 60 Ω

**Option D:** 30 Ω

**Correct Answer: **60 Ω ✔

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**Option A:** 12.5 Ω

**Option B:** 200 Ω

**Option C:** 20 KΩ

**Option D:** 50 Ω

**Correct Answer: **20 KΩ ✔

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**Option A:** greater than 1.6 kΩ

**Option B:** greater than 120 but less than 1.6 kΩ

**Option C:** less than 120 but greater than 100 Ω

**Option D:** less than 100 Ω

**Correct Answer: **less than 120 but greater than 100 Ω ✔

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**Option A:** 55 Ω

**Option B:** 5.5 Ω

**Option C:** 50 Ω

**Option D:** 9 Ω

**Correct Answer: **5.5 Ω ✔

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**Option A:** 18 W

**Option B:** 1.5 W

**Option C:** 48 W

**Option D:** 72 W

**Correct Answer: **72 W ✔

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**Option A:** a drop in source voltage

**Option B:** an open resistor

**Option C:** an increase in source voltage

**Option D:** either a drop in source voltage or an open resistor

**Correct Answer: **an increase in source voltage ✔

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**Option A:** 2.3 A

**Option B:** 780 mA

**Option C:** 47 mA

**Option D:** 7.06 A

**Correct Answer: **7.06 A ✔

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**Option A:** 48 mA

**Option B:** 12 mA

**Option C:** 0 A

**Option D:** 3 mA

**Correct Answer: **12 mA ✔

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**Option A:** 2.2 A

**Option B:** 137 mA

**Option C:** 1.8 A

**Option D:** 9.09 A

**Correct Answer: **1.8 A ✔

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**Option A:** 610 mA

**Option B:** 18 mA

**Option C:** 110 mA

**Option D:** 61 mA

**Correct Answer: ** ✔

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## Three lights are connected in parallel across a 120 volt source. If one light burns out__________?

**Option A:** the remaining two will glow dimmer

**Option B:** the remaining two will glow brighter

**Option C:** the remaining two will not light

**Option D:** the remaining two will glow with the same brightness as before

**Correct Answer: **the remaining two will glow with the same brightness as before ✔

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**Option A:** remains the same

**Option B:** decreases by the value of the added resistor

**Option C:** increases by the value of the added resistor

**Option D:** decreases

**Correct Answer: **decreases ✔

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**Option A:** 25 mA

**Option B:** 100 mA

**Option C:** 6.25 mA

**Option D:** 200 mA

**Correct Answer: **25 mA ✔

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**Option A:** 1 A

**Option B:** 7 A

**Option C:** unknown

**Option D:** the larger of the two

**Correct Answer: **7 A ✔

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**Option A:** 50 mA

**Option B:** 70 mA

**Option C:** 120 mA

**Option D:** 40 mA

**Correct Answer: **70 mA ✔

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**Option A:** 1.2 W

**Option B:** 4.8 W

**Option C:** 0.3 W

**Option D:** 12 W

**Correct Answer: **4.8 W ✔

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