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Electronics Worksheet: Series Circuits

Electronics lesson 8: Series circuits · Set 42 · 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.🔗 Series or parallel circuit: “many paths for current”? (a) series (b) parallel
  2. 2.💡 5 identical bulbs are joined in series with a 5 V battery (ideal wires). How many volts does each bulb get? =
  3. 3.💡 In a series circuit, how many paths does the current have? (a) two (b) one for each bulb (c) one (d) none
  4. 4.True or false: “a single current path” is true of a parallel circuit. (a) True (b) False
  5. 5.True or false: “a single current path” is true of a series circuit. (a) True (b) False
  6. 6.True or false: “many paths for current” is true of a parallel circuit. (a) True (b) False
  7. 7.💡 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
  8. 8.True or false: “used in house wiring” is true of a parallel circuit. (a) True (b) False
  9. 9.🔗 Series or parallel circuit: “one out, the rest glow”? (a) series (b) parallel
  10. 10.💡 5 identical bulbs are joined in series with a 15 V battery (ideal wires). How many volts does each bulb get? =
  11. 11.🔗 Series or parallel circuit: “bulbs share the voltage”? (a) parallel (b) series
  12. 12.🔗 Series or parallel circuit: “a single current path”? (a) series (b) parallel
  13. 13.🔗 Series or parallel circuit: “own switch for each bulb”? (a) series (b) parallel
  14. 14.💡 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
  15. 15.💡 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
  16. 16.🔗 Series or parallel circuit: “one bulb out, all go out”? (a) series (b) parallel
  17. 17.💡 2 identical bulbs are joined in series with a 3 V battery (ideal wires). How many volts does each bulb get? =
  18. 18.True or false: “own switch for each bulb” is true of a series circuit. (a) False (b) True
  19. 19.True or false: “each gets the full volts” is true of a series circuit. (a) True (b) False
  20. 20.🔗 Series or parallel circuit: “each gets the full volts”? (a) series (b) parallel
  21. 21.💡 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 1 glow? (a) Yes (b) No
  22. 22.💡 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?
  23. 23.💡 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
  24. 24.True or false: “own switch for each bulb” is true of a parallel circuit. (a) True (b) False
  25. 25.True or false: “used in house wiring” is true of a series circuit. (a) True (b) False
  26. 26.True or false: “one bulb out, all go out” is true of a parallel circuit. (a) False (b) True
  27. 27.True or false: “one out, the rest glow” is true of a series circuit. (a) True (b) False
  28. 28.💡 3 identical bulbs are joined in series with a 4.5 V battery (ideal wires). How many volts does each bulb get? =
  29. 29.💡 6 identical bulbs are joined in series with a battery and a closed switch on the main wire. Bulb 6 is taken out of its holder. Does bulb 4 glow? (a) No (b) Yes
  30. 30.True or false: “a break stops every bulb” is true of a parallel circuit. (a) False (b) True
  31. 31.🔗 Series or parallel circuit: “a break stops every bulb”? (a) series (b) parallel
  32. 32.🔗 Series or parallel circuit: “used in house wiring”? (a) parallel (b) series
  33. 33.💡 2 identical bulbs are joined in series with a 2 V battery (ideal wires). How many volts does each bulb get? =
  34. 34.💡 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?
  35. 35.💡 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?
  36. 36.True or false: “one bulb out, all go out” is true of a series circuit. (a) True (b) False
  37. 37.💡 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
  38. 38.💡 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
  39. 39.💡 4 identical bulbs are joined in series with a 10 V battery (ideal wires). How many volts does each bulb get? =
  40. 40.💡 4 identical bulbs are joined in series with a 4 V battery (ideal wires). How many volts does each bulb get? =

Answer key

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

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