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Electronics Worksheet: Series Circuits

Electronics lesson 8: Series circuits · Set 420 · 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 6 V battery (ideal wires). How many volts does each bulb get? =
  2. 2.🔗 Series or parallel circuit: “each gets the full volts”? (a) parallel (b) series
  3. 3.True or false: “many paths for current” is true of a series circuit. (a) True (b) False
  4. 4.🔗 Series or parallel circuit: “many paths for current”? (a) series (b) parallel
  5. 5.🔗 Series or parallel circuit: “bulbs share the voltage”? (a) series (b) parallel
  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) brighter (c) dimmer
  7. 7.💡 Old festival light strings went fully dark when one bulb failed. How were they joined? (a) by Wi-Fi (b) in series (c) not joined (d) in parallel
  8. 8.💡 In a series circuit, how many paths does the current have? (a) one (b) none (c) two (d) one for each bulb
  9. 9.💡 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
  10. 10.💡 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?
  11. 11.💡 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
  12. 12.💡 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
  13. 13.🔗 Series or parallel circuit: “a single current path”? (a) series (b) parallel
  14. 14.True or false: “a break stops every bulb” is true of a parallel circuit. (a) False (b) True
  15. 15.💡 3 identical bulbs are joined in series with a 7.5 V battery (ideal wires). How many volts does each bulb get? =
  16. 16.💡 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. Does bulb 2 glow? (a) Yes (b) No
  17. 17.💡 2 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
  18. 18.💡 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 5 glow? (a) No (b) Yes
  19. 19.🔗 Series or parallel circuit: “used in house wiring”? (a) series (b) parallel
  20. 20.True or false: “one bulb out, all go out” is true of a series circuit. (a) True (b) False
  21. 21.True or false: “each gets the full volts” is true of a series circuit. (a) False (b) True
  22. 22.True or false: “many paths for current” is true of a parallel circuit. (a) False (b) True
  23. 23.💡 2 identical bulbs are joined in series with an 8 V battery (ideal wires). How many volts does each bulb get? =
  24. 24.🔗 Series or parallel circuit: “own switch for each bulb”? (a) series (b) parallel
  25. 25.True or false: “own switch for each bulb” is true of a parallel circuit. (a) False (b) True
  26. 26.💡 2 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?
  27. 27.💡 2 identical bulbs are joined in series with a 3 V battery (ideal wires). How many volts does each bulb get? =
  28. 28.💡 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) Yes (b) No
  29. 29.💡 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 5 glow? (a) No (b) Yes
  30. 30.True or false: “used in house wiring” is true of a series circuit. (a) True (b) False
  31. 31.True or false: “one out, the rest glow” is true of a parallel circuit. (a) True (b) False
  32. 32.💡 4 identical bulbs are joined in series with a 12 V battery (ideal wires). How many volts does each bulb get? =
  33. 33.True or false: “one bulb out, all go out” is true of a parallel circuit. (a) True (b) False
  34. 34.True or false: “a single current path” is true of a parallel circuit. (a) False (b) True
  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.💡 5 identical bulbs are joined in series with a 10 V battery (ideal wires). How many volts does each bulb get? =
  37. 37.🔗 Series or parallel circuit: “a break stops every bulb”? (a) parallel (b) series
  38. 38.🔗 Series or parallel circuit: “one bulb out, all go out”? (a) parallel (b) series
  39. 39.💡 2 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) No (b) Yes
  40. 40.💡 3 identical bulbs are joined in series with a 4.5 V battery (ideal wires). How many volts does each bulb get? =

Answer key

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

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