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Electronics Worksheet: Series Circuits

Electronics lesson 8: Series circuits · Set 82 · 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.💡 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
  2. 2.🔗 Series or parallel circuit: “one out, the rest glow”? (a) series (b) parallel
  3. 3.True or false: “many paths for current” is true of a parallel circuit. (a) False (b) True
  4. 4.💡 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. How many bulbs glow?
  5. 5.🔗 Series or parallel circuit: “one bulb out, all go out”? (a) series (b) parallel
  6. 6.💡 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
  7. 7.💡 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?
  8. 8.🔗 Series or parallel circuit: “bulbs share the voltage”? (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. How many bulbs glow?
  10. 10.True or false: “each gets the full volts” is true of a parallel circuit. (a) False (b) True
  11. 11.💡 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. How many bulbs glow?
  12. 12.True or false: “one bulb out, all go out” is true of a series circuit. (a) False (b) True
  13. 13.🔗 Series or parallel circuit: “a single current path”? (a) series (b) parallel
  14. 14.True or false: “one bulb out, all go out” is true of a parallel circuit. (a) True (b) False
  15. 15.💡 In a series circuit, how many paths does the current have? (a) one (b) none (c) one for each bulb (d) two
  16. 16.True or false: “used in house wiring” is true of a series circuit. (a) False (b) True
  17. 17.💡 3 identical bulbs are joined in series with a 3 V battery (ideal wires). How many volts does each bulb get? =
  18. 18.💡 4 identical bulbs are joined in series with a 6 V battery (ideal wires). How many volts does each bulb get? =
  19. 19.True or false: “a break stops every bulb” is true of a parallel circuit. (a) True (b) False
  20. 20.True or false: “one out, the rest glow” is true of a parallel circuit. (a) False (b) True
  21. 21.💡 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 2 glow? (a) Yes (b) No
  22. 22.💡 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) Yes (b) No
  23. 23.💡 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) dimmer (c) the same
  24. 24.🔗 Series or parallel circuit: “a break stops every bulb”? (a) series (b) parallel
  25. 25.💡 5 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
  26. 26.💡 2 identical bulbs are joined in series with a 5 V battery (ideal wires). How many volts does each bulb get? =
  27. 27.💡 6 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 3 glow? (a) No (b) Yes
  28. 28.🔗 Series or parallel circuit: “used in house wiring”? (a) series (b) parallel
  29. 29.💡 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) dimmer (c) the same
  30. 30.True or false: “a single current path” is true of a series circuit. (a) True (b) False
  31. 31.💡 4 identical bulbs are joined in series with a 16 V battery (ideal wires). How many volts does each bulb get? =
  32. 32.True or false: “a single current path” is true of a parallel circuit. (a) True (b) False
  33. 33.True or false: “used in house wiring” is true of a parallel circuit. (a) True (b) False
  34. 34.True or false: “bulbs share the voltage” is true of a parallel circuit. (a) True (b) False
  35. 35.💡 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
  36. 36.🔗 Series or parallel circuit: “own switch for each bulb”? (a) parallel (b) series
  37. 37.True or false: “a break stops every bulb” is true of a series circuit. (a) False (b) True
  38. 38.💡 2 identical bulbs are joined in series with a 4 V battery (ideal wires). How many volts does each bulb get? =
  39. 39.🔗 Series or parallel circuit: “each gets the full volts”? (a) series (b) parallel
  40. 40.💡 2 identical bulbs are joined in series with a 2 V battery (ideal wires). How many volts does each bulb get? =

Answer key

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

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