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Electronics Worksheet: Series Circuits

Electronics lesson 8: Series circuits · Set 122 · 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 parallel circuit. (a) True (b) False
  2. 2.💡 Old festival light strings went fully dark when one bulb failed. How were they joined? (a) in series (b) not joined (c) by Wi-Fi (d) in parallel
  3. 3.True or false: “each gets the full volts” is true of a parallel circuit. (a) True (b) False
  4. 4.🔗 Series or parallel circuit: “a single current path”? (a) parallel (b) series
  5. 5.🔗 Series or parallel circuit: “bulbs share the voltage”? (a) parallel (b) series
  6. 6.💡 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) brighter (c) dimmer
  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. Does bulb 6 glow? (a) No (b) Yes
  8. 8.🔗 Series or parallel circuit: “one bulb out, all go out”? (a) parallel (b) series
  9. 9.True or false: “one bulb out, all go out” is true of a parallel circuit. (a) True (b) False
  10. 10.True or false: “bulbs share the voltage” is true of a series circuit. (a) True (b) False
  11. 11.🔗 Series or parallel circuit: “one out, the rest glow”? (a) series (b) parallel
  12. 12.🔗 Series or parallel circuit: “own switch for each bulb”? (a) series (b) parallel
  13. 13.🔗 Series or parallel circuit: “many paths for current”? (a) parallel (b) series
  14. 14.💡 In a series circuit, how many paths does the current have? (a) none (b) two (c) one (d) one for each bulb
  15. 15.💡 2 identical bulbs are joined in series with a 6 V battery (ideal wires). How many volts does each bulb get? =
  16. 16.🔗 Series or parallel circuit: “used in house wiring”? (a) parallel (b) series
  17. 17.True or false: “own switch for each bulb” is true of a series circuit. (a) False (b) True
  18. 18.💡 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?
  19. 19.💡 5 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
  20. 20.True or false: “used in house wiring” is true of a series circuit. (a) False (b) True
  21. 21.💡 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) the same (c) dimmer
  22. 22.💡 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
  23. 23.🔗 Series or parallel circuit: “a break stops every bulb”? (a) parallel (b) series
  24. 24.💡 5 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?
  25. 25.💡 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?
  26. 26.True or false: “each gets the full volts” is true of a series circuit. (a) True (b) False
  27. 27.True or false: “used in house wiring” is true of a parallel circuit. (a) True (b) False
  28. 28.True or false: “a single current path” is true of a series circuit. (a) False (b) True
  29. 29.💡 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 2 glow? (a) Yes (b) No
  30. 30.💡 3 identical bulbs are joined in series with a 3 V battery (ideal wires). How many volts does each bulb get? =
  31. 31.💡 3 identical bulbs are joined in series with a 4.5 V battery (ideal wires). How many volts does each bulb get? =
  32. 32.💡 5 identical bulbs are joined in series with a 7.5 V battery (ideal wires). How many volts does each bulb get? =
  33. 33.True or false: “bulbs share the voltage” is true of a parallel circuit. (a) False (b) True
  34. 34.💡 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 2 glow? (a) Yes (b) No
  35. 35.💡 2 identical bulbs are joined in series with a 3 V battery (ideal wires). How many volts does each bulb get? =
  36. 36.💡 5 identical bulbs are joined in series with a 20 V battery (ideal wires). How many volts does each bulb get? =
  37. 37.💡 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?
  38. 38.💡 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 4 glow? (a) Yes (b) No
  39. 39.💡 6 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?
  40. 40.True or false: “a break stops every bulb” is true of a parallel circuit. (a) True (b) False

Answer key

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

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