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Electronics Worksheet: Series Circuits

Electronics lesson 8: Series circuits · Set 598 · 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: “many paths for current” is true of a series circuit. (a) True (b) False
  2. 2.🔗 Series or parallel circuit: “a break stops every bulb”? (a) parallel (b) series
  3. 3.💡 Old festival light strings went fully dark when one bulb failed. How were they joined? (a) by Wi-Fi (b) in parallel (c) not joined (d) in series
  4. 4.🔗 Series or parallel circuit: “one out, the rest glow”? (a) parallel (b) series
  5. 5.🔗 Series or parallel circuit: “own switch for each bulb”? (a) parallel (b) series
  6. 6.True or false: “one out, the rest glow” 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.💡 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
  9. 9.True or false: “own switch for each bulb” is true of a series circuit. (a) True (b) False
  10. 10.🔗 Series or parallel circuit: “used in house wiring”? (a) parallel (b) series
  11. 11.🔗 Series or parallel circuit: “a single current path”? (a) parallel (b) series
  12. 12.🔗 Series or parallel circuit: “bulbs share the voltage”? (a) series (b) parallel
  13. 13.💡 5 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 4 glow? (a) No (b) Yes
  14. 14.🔗 Series or parallel circuit: “many paths for current”? (a) series (b) parallel
  15. 15.💡 3 identical bulbs are joined in series with a 9 V battery (ideal wires). How many volts does each bulb get? =
  16. 16.🔗 Series or parallel circuit: “each gets the full volts”? (a) series (b) parallel
  17. 17.💡 2 identical bulbs are joined in series with a 5 V battery (ideal wires). How many volts does each bulb get? =
  18. 18.True or false: “each gets the full volts” is true of a series circuit. (a) False (b) True
  19. 19.💡 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?
  20. 20.True or false: “many paths for current” is true of a parallel circuit. (a) False (b) True
  21. 21.💡 2 identical bulbs are joined in series with an 8 V battery (ideal wires). How many volts does each bulb get? =
  22. 22.🔗 Series or parallel circuit: “one bulb out, all go out”? (a) series (b) parallel
  23. 23.💡 A battery lights 4 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
  24. 24.True or false: “a break stops every bulb” is true of a series circuit. (a) True (b) False
  25. 25.💡 In a series circuit, how many paths does the current have? (a) one (b) none (c) two (d) one for each bulb
  26. 26.True or false: “one bulb out, all go out” is true of a series circuit. (a) True (b) False
  27. 27.True or false: “one bulb out, all go out” is true of a parallel circuit. (a) True (b) False
  28. 28.💡 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) brighter (c) the same
  29. 29.💡 5 identical bulbs are joined in series with a 20 V battery (ideal wires). How many volts does each bulb get? =
  30. 30.True or false: “one out, the rest glow” is true of a series circuit. (a) False (b) True
  31. 31.True or false: “used in house wiring” is true of a parallel circuit. (a) True (b) False
  32. 32.💡 4 identical bulbs are joined in series with a 4 V battery (ideal wires). How many volts does each bulb get? =
  33. 33.💡 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. How many bulbs glow?
  34. 34.True or false: “bulbs share the voltage” is true of a series circuit. (a) False (b) True
  35. 35.True or false: “a break stops every bulb” is true of a parallel circuit. (a) False (b) True
  36. 36.💡 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 5 glow? (a) Yes (b) No
  37. 37.💡 3 identical bulbs are joined in series with a 3 V battery (ideal wires). How many volts does each bulb get? =
  38. 38.True or false: “a single current path” is true of a parallel circuit. (a) False (b) True
  39. 39.True or false: “bulbs share the voltage” is true of a parallel circuit. (a) True (b) False
  40. 40.💡 5 identical bulbs are joined in series with a 15 V battery (ideal wires). How many volts does each bulb get? =

Answer key

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

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