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Electronics Worksheet: Series Circuits

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

Answer key

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

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