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Electronics Worksheet: Series Circuits

Electronics lesson 8: Series circuits · Set 574 · 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.💡 3 identical bulbs are joined in series with a 4.5 V battery (ideal wires). How many volts does each bulb get? =
  2. 2.🔗 Series or parallel circuit: “each gets the full volts”? (a) series (b) parallel
  3. 3.💡 In a series circuit, how many paths does the current have? (a) one (b) two (c) none (d) one for each bulb
  4. 4.🔗 Series or parallel circuit: “used in house wiring”? (a) parallel (b) series
  5. 5.💡 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. How many bulbs glow?
  6. 6.💡 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
  7. 7.True or false: “a single current path” is true of a series circuit. (a) False (b) True
  8. 8.🔗 Series or parallel circuit: “own switch for each bulb”? (a) series (b) parallel
  9. 9.💡 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 2 glow? (a) No (b) Yes
  10. 10.True or false: “a single current path” is true of a parallel circuit. (a) False (b) True
  11. 11.🔗 Series or parallel circuit: “many paths for current”? (a) series (b) parallel
  12. 12.True or false: “a break stops every bulb” is true of a parallel circuit. (a) True (b) False
  13. 13.True or false: “a break stops every bulb” is true of a series circuit. (a) False (b) True
  14. 14.True or false: “used in house wiring” is true of a series circuit. (a) True (b) False
  15. 15.True or false: “one bulb out, all go out” is true of a parallel circuit. (a) True (b) False
  16. 16.True or false: “own switch for each bulb” is true of a parallel circuit. (a) False (b) True
  17. 17.🔗 Series or parallel circuit: “a break stops every bulb”? (a) series (b) parallel
  18. 18.True or false: “one out, the rest glow” is true of a parallel circuit. (a) False (b) True
  19. 19.🔗 Series or parallel circuit: “a single current path”? (a) parallel (b) series
  20. 20.💡 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
  21. 21.True or false: “bulbs share the voltage” is true of a parallel circuit. (a) False (b) True
  22. 22.💡 4 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) No (b) Yes
  23. 23.🔗 Series or parallel circuit: “one bulb out, all go out”? (a) parallel (b) series
  24. 24.💡 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 3 glow? (a) No (b) Yes
  25. 25.True or false: “own switch for each bulb” is true of a series circuit. (a) True (b) False
  26. 26.💡 A battery lights 5 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
  27. 27.💡 2 identical bulbs are joined in series with a 2 V battery (ideal wires). How many volts does each bulb get? =
  28. 28.True or false: “one out, the rest glow” is true of a series circuit. (a) False (b) True
  29. 29.💡 4 identical bulbs are joined in series with a 6 V battery (ideal wires). How many volts does each bulb get? =
  30. 30.💡 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) the same (c) dimmer
  31. 31.🔗 Series or parallel circuit: “one out, the rest glow”? (a) series (b) parallel
  32. 32.💡 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. Does bulb 2 glow? (a) Yes (b) No
  33. 33.💡 4 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 4 glow? (a) Yes (b) No
  34. 34.💡 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) No (b) Yes
  35. 35.💡 2 identical bulbs are joined in series with a 5 V battery (ideal wires). How many volts does each bulb get? =
  36. 36.💡 6 identical bulbs are joined in series with a battery and a closed switch on the main wire. Bulb 5 is taken out of its holder. Does bulb 1 glow? (a) No (b) Yes
  37. 37.💡 5 identical bulbs are joined in series with a 10 V battery (ideal wires). How many volts does each bulb get? =
  38. 38.💡 4 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. Does bulb 1 glow? (a) Yes (b) No
  39. 39.💡 Old festival light strings went fully dark when one bulb failed. How were they joined? (a) in parallel (b) in series (c) not joined (d) by Wi-Fi
  40. 40.True or false: “each gets the full volts” is true of a series circuit. (a) True (b) False

Answer key

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

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