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Electronics Worksheet: Series Circuits

Electronics lesson 8: Series circuits · Set 506 · 40 questions
TalentJR

Remember (One path for all): One path: if any bulb is removed or broken, no bulb glows. Identical bulbs share the voltage: each gets battery volts ÷ number of bulbs. More bulbs in series → each gets less → all glow dimmer.

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  1. 1.🔗 Series or parallel circuit: “used in house wiring”? (a) series (b) parallel
  2. 2.True or false: “own switch for each bulb” is true of a parallel circuit. (a) True (b) False
  3. 3.💡 3 identical bulbs are joined in series with a battery and a closed switch on the main wire. Bulb 1 is taken out of its holder. How many bulbs glow?
  4. 4.🔗 Series or parallel circuit: “a single current path”? (a) series (b) parallel
  5. 5.💡 3 identical bulbs are joined in series with a 7.5 V battery (ideal wires). How many volts does each bulb get? =
  6. 6.True or false: “each gets the full volts” is true of a series circuit. (a) False (b) True
  7. 7.💡 2 identical bulbs are joined in series with a battery and a closed switch on the main wire. Bulb 1 is taken out of its holder. Does bulb 2 glow? (a) Yes (b) No
  8. 8.💡 Old festival light strings went fully dark when one bulb failed. How were they joined? (a) not joined (b) in parallel (c) in series (d) by Wi-Fi
  9. 9.💡 3 identical bulbs are joined in series with a 4.5 V battery (ideal wires). How many volts does each bulb get? =
  10. 10.🔗 Series or parallel circuit: “many paths for current”? (a) series (b) parallel
  11. 11.💡 5 identical bulbs are joined in series with a battery and a closed switch on the main wire. All the bulbs are in place. Does bulb 2 glow? (a) No (b) Yes
  12. 12.🔗 Series or parallel circuit: “one out, the rest glow”? (a) parallel (b) series
  13. 13.True or false: “a single current path” is true of a series circuit. (a) True (b) False
  14. 14.True or false: “each gets the full volts” is true of a parallel circuit. (a) False (b) True
  15. 15.True or false: “own switch for each bulb” is true of a series circuit. (a) True (b) False
  16. 16.💡 In a series circuit, how many paths does the current have? (a) none (b) two (c) one for each bulb (d) one
  17. 17.💡 A battery lights 3 identical bulbs joined in series. One more identical bulb is added in series. How do the bulbs glow now? (a) the same (b) dimmer (c) brighter
  18. 18.True or false: “one bulb out, all go out” is true of a parallel circuit. (a) True (b) False
  19. 19.💡 A battery lights 2 identical bulbs joined in series. One more identical bulb is added in series. How do the bulbs glow now? (a) brighter (b) dimmer (c) the same
  20. 20.🔗 Series or parallel circuit: “bulbs share the voltage”? (a) parallel (b) series
  21. 21.True or false: “used in house wiring” is true of a series circuit. (a) False (b) True
  22. 22.💡 5 identical bulbs are joined in series with a 12.5 V battery (ideal wires). How many volts does each bulb get? =
  23. 23.True or false: “used in house wiring” is true of a parallel circuit. (a) True (b) False
  24. 24.💡 5 identical bulbs are joined in series with a 20 V battery (ideal wires). How many volts does each bulb get? =
  25. 25.💡 4 identical bulbs are joined in series with a 6 V battery (ideal wires). How many volts does each bulb get? =
  26. 26.🔗 Series or parallel circuit: “each gets the full volts”? (a) parallel (b) series
  27. 27.True or false: “bulbs share the voltage” is true of a series circuit. (a) True (b) False
  28. 28.💡 5 identical bulbs are joined in series with a 5 V battery (ideal wires). How many volts does each bulb get? =
  29. 29.🔗 Series or parallel circuit: “a break stops every bulb”? (a) series (b) parallel
  30. 30.💡 A battery lights 5 identical bulbs joined in series. One more identical bulb is added in series. How do the bulbs glow now? (a) dimmer (b) brighter (c) the same
  31. 31.True or false: “a single current path” is true of a parallel circuit. (a) True (b) False
  32. 32.💡 3 identical bulbs are joined in series with a battery and a closed switch on the main wire. Bulb 3 is taken out of its holder. Does bulb 1 glow? (a) No (b) Yes
  33. 33.💡 4 identical bulbs are joined in series with a 16 V battery (ideal wires). How many volts does each bulb get? =
  34. 34.💡 3 identical bulbs are joined in series with a battery and a closed switch on the main wire. Bulb 2 is taken out of its holder. Does bulb 3 glow? (a) Yes (b) No
  35. 35.💡 A battery lights 4 identical bulbs joined in series. One more identical bulb is added in series. How do the bulbs glow now? (a) the same (b) dimmer (c) brighter
  36. 36.🔗 Series or parallel circuit: “own switch for each bulb”? (a) series (b) parallel
  37. 37.💡 6 identical bulbs are joined in series with a battery and a closed switch on the main wire. Bulb 4 is taken out of its holder. How many bulbs glow?
  38. 38.True or false: “a break stops every bulb” is true of a series circuit. (a) True (b) False
  39. 39.💡 4 identical bulbs are joined in series with a battery and a closed switch on the main wire. Bulb 3 is taken out of its holder. How many bulbs glow?
  40. 40.💡 3 identical bulbs are joined in series with a 6 V battery (ideal wires). How many volts does each bulb get? =

Answer key

  1. parallel
  2. True
  3. 0
  4. series
  5. 2.5
  6. False
  7. No
  8. in series
  9. 1.5
  10. parallel
  11. Yes
  12. parallel
  13. True
  14. True
  15. False
  16. one
  17. dimmer
  18. False
  19. dimmer
  20. series
  21. False
  22. 2.5
  23. True
  24. 4
  25. 1.5
  26. parallel
  27. True
  28. 1
  29. series
  30. dimmer
  31. False
  32. No
  33. 4
  34. No
  35. dimmer
  36. parallel
  37. 0
  38. True
  39. 0
  40. 2

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