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Electronics Worksheet: Series Circuits

Electronics lesson 8: Series circuits · Set 343 · 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.True or false: “a single current path” is true of a series circuit. (a) False (b) True
  2. 2.💡 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) Yes (b) No
  3. 3.💡 In a series circuit, how many paths does the current have? (a) none (b) one (c) two (d) one for each bulb
  4. 4.💡 A battery lights 5 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
  5. 5.💡 3 identical bulbs are joined in series with a 12 V battery (ideal wires). How many volts does each bulb get? =
  6. 6.💡 Old festival light strings went fully dark when one bulb failed. How were they joined? (a) in parallel (b) by Wi-Fi (c) not joined (d) in series
  7. 7.🔗 Series or parallel circuit: “used in house wiring”? (a) parallel (b) series
  8. 8.🔗 Series or parallel circuit: “a single current path”? (a) parallel (b) series
  9. 9.🔗 Series or parallel circuit: “one bulb out, all go out”? (a) series (b) parallel
  10. 10.True or false: “bulbs share the voltage” is true of a parallel circuit. (a) True (b) False
  11. 11.💡 5 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) Yes (b) No
  12. 12.💡 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. How many bulbs glow?
  13. 13.💡 3 identical bulbs are joined in series with a 7.5 V battery (ideal wires). How many volts does each bulb get? =
  14. 14.True or false: “one out, the rest glow” is true of a parallel circuit. (a) True (b) False
  15. 15.💡 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) brighter (c) the same
  16. 16.True or false: “each gets the full volts” is true of a series circuit. (a) False (b) True
  17. 17.💡 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. Does bulb 3 glow? (a) Yes (b) No
  18. 18.💡 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
  19. 19.True or false: “many paths for current” is true of a series circuit. (a) False (b) True
  20. 20.💡 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) Yes (b) No
  21. 21.💡 3 identical bulbs are joined in series with a 9 V battery (ideal wires). How many volts does each bulb get? =
  22. 22.True or false: “many paths for current” is true of a parallel circuit. (a) True (b) False
  23. 23.True or false: “own switch for each bulb” is true of a parallel circuit. (a) False (b) True
  24. 24.True or false: “own switch for each bulb” is true of a series circuit. (a) False (b) True
  25. 25.🔗 Series or parallel circuit: “many paths for current”? (a) parallel (b) series
  26. 26.💡 2 identical bulbs are joined in series with a 6 V battery (ideal wires). How many volts does each bulb get? =
  27. 27.True or false: “used in house wiring” is true of a parallel circuit. (a) True (b) False
  28. 28.🔗 Series or parallel circuit: “each gets the full volts”? (a) parallel (b) series
  29. 29.True or false: “one bulb out, all go out” is true of a series circuit. (a) False (b) True
  30. 30.💡 A battery lights 2 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.🔗 Series or parallel circuit: “bulbs share the voltage”? (a) parallel (b) series
  32. 32.💡 4 identical bulbs are joined in series with a 10 V battery (ideal wires). How many volts does each bulb get? =
  33. 33.💡 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. Does bulb 1 glow? (a) Yes (b) No
  34. 34.🔗 Series or parallel circuit: “own switch for each bulb”? (a) series (b) parallel
  35. 35.💡 4 identical bulbs are joined in series with an 8 V battery (ideal wires). How many volts does each bulb get? =
  36. 36.💡 4 identical bulbs are joined in series with a 4 V battery (ideal wires). How many volts does each bulb get? =
  37. 37.💡 5 identical bulbs are joined in series with a 5 V battery (ideal wires). How many volts does each bulb get? =
  38. 38.True or false: “a break stops every bulb” is true of a parallel circuit. (a) True (b) False
  39. 39.💡 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?
  40. 40.True or false: “each gets the full volts” is true of a parallel circuit. (a) False (b) True

Answer key

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

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