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Electronics Worksheet: Series Circuits

Electronics lesson 8: Series circuits · Set 205 · 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.💡 Old festival light strings went fully dark when one bulb failed. How were they joined? (a) in series (b) by Wi-Fi (c) not joined (d) in parallel
  2. 2.True or false: “each gets the full volts” is true of a series circuit. (a) False (b) True
  3. 3.True or false: “many paths for current” is true of a parallel circuit. (a) False (b) True
  4. 4.💡 In a series circuit, how many paths does the current have? (a) one (b) one for each bulb (c) none (d) two
  5. 5.🔗 Series or parallel circuit: “a break stops every bulb”? (a) series (b) parallel
  6. 6.True or false: “each gets the full volts” is true of a parallel circuit. (a) False (b) True
  7. 7.True or false: “one bulb out, all go out” is true of a parallel circuit. (a) True (b) False
  8. 8.True or false: “a single current path” is true of a parallel circuit. (a) True (b) False
  9. 9.True or false: “bulbs share the voltage” is true of a series circuit. (a) False (b) True
  10. 10.💡 4 identical bulbs are joined in series with a 6 V battery (ideal wires). How many volts does each bulb get? =
  11. 11.🔗 Series or parallel circuit: “a single current path”? (a) series (b) parallel
  12. 12.💡 A battery lights 3 identical bulbs joined in series. One more identical bulb is added in series. How do the bulbs glow now? (a) dimmer (b) the same (c) brighter
  13. 13.💡 3 identical bulbs are joined in series with a 4.5 V battery (ideal wires). How many volts does each bulb get? =
  14. 14.🔗 Series or parallel circuit: “many paths for current”? (a) parallel (b) series
  15. 15.True or false: “used in house wiring” is true of a parallel circuit. (a) False (b) True
  16. 16.💡 5 identical bulbs are joined in series with a 12.5 V battery (ideal wires). How many volts does each bulb get? =
  17. 17.🔗 Series or parallel circuit: “bulbs share the voltage”? (a) parallel (b) series
  18. 18.💡 A battery lights 2 identical bulbs joined in series. One more identical bulb is added in series. How do the bulbs glow now? (a) the same (b) brighter (c) dimmer
  19. 19.True or false: “own switch for each bulb” is true of a parallel circuit. (a) False (b) True
  20. 20.True or false: “a single current path” is true of a series circuit. (a) True (b) False
  21. 21.💡 4 identical bulbs are joined in series with a 12 V battery (ideal wires). How many volts does each bulb get? =
  22. 22.💡 6 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 1 glow? (a) No (b) Yes
  23. 23.💡 2 identical bulbs are joined in series with a 6 V battery (ideal wires). How many volts does each bulb get? =
  24. 24.💡 A battery lights 4 identical bulbs joined in series. One more identical bulb is added in series. How do the bulbs glow now? (a) dimmer (b) the same (c) brighter
  25. 25.True or false: “a break stops every bulb” is true of a series circuit. (a) False (b) True
  26. 26.True or false: “used in house wiring” is true of a series circuit. (a) False (b) True
  27. 27.🔗 Series or parallel circuit: “own switch for each bulb”? (a) parallel (b) series
  28. 28.💡 2 identical bulbs are joined in series with an 8 V battery (ideal wires). How many volts does each bulb get? =
  29. 29.💡 3 identical bulbs are joined in series with a 12 V battery (ideal wires). How many volts does each bulb get? =
  30. 30.True or false: “bulbs share the voltage” is true of a parallel circuit. (a) True (b) False
  31. 31.💡 3 identical bulbs are joined in series with a 6 V battery (ideal wires). How many volts does each bulb get? =
  32. 32.💡 3 identical bulbs are joined in series with a 3 V battery (ideal wires). How many volts does each bulb get? =
  33. 33.💡 5 identical bulbs are joined in series with a 7.5 V battery (ideal wires). How many volts does each bulb get? =
  34. 34.True or false: “one out, the rest glow” is true of a parallel circuit. (a) True (b) False
  35. 35.🔗 Series or parallel circuit: “one bulb out, all go out”? (a) parallel (b) series
  36. 36.💡 6 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. How many bulbs glow?
  37. 37.💡 5 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?
  38. 38.💡 4 identical bulbs are joined in series with a 4 V battery (ideal wires). How many volts does each bulb get? =
  39. 39.💡 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) the same (c) brighter
  40. 40.💡 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) brighter (c) dimmer

Answer key

  1. in series
  2. False
  3. True
  4. one
  5. series
  6. True
  7. False
  8. False
  9. True
  10. 1.5
  11. series
  12. dimmer
  13. 1.5
  14. parallel
  15. True
  16. 2.5
  17. series
  18. dimmer
  19. True
  20. True
  21. 3
  22. Yes
  23. 3
  24. dimmer
  25. True
  26. False
  27. parallel
  28. 4
  29. 4
  30. False
  31. 2
  32. 1
  33. 1.5
  34. True
  35. series
  36. 0
  37. 0
  38. 1
  39. dimmer
  40. dimmer

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