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Electronics Worksheet: Series Circuits

Electronics lesson 8: Series circuits · Set 381 · 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: “one bulb out, all go out”? (a) series (b) parallel
  2. 2.💡 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
  3. 3.💡 Old festival light strings went fully dark when one bulb failed. How were they joined? (a) in parallel (b) not joined (c) by Wi-Fi (d) in series
  4. 4.True or false: “one bulb out, all go out” is true of a parallel circuit. (a) False (b) True
  5. 5.💡 In a series circuit, how many paths does the current have? (a) two (b) none (c) one (d) one for each bulb
  6. 6.🔗 Series or parallel circuit: “many paths for current”? (a) parallel (b) series
  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) the same (b) brighter (c) dimmer
  8. 8.💡 3 identical bulbs are joined in series with a 7.5 V battery (ideal wires). How many volts does each bulb get? =
  9. 9.🔗 Series or parallel circuit: “used in house wiring”? (a) parallel (b) series
  10. 10.🔗 Series or parallel circuit: “each gets the full volts”? (a) parallel (b) series
  11. 11.💡 2 identical bulbs are joined in series with a 6 V battery (ideal wires). How many volts does each bulb get? =
  12. 12.True or false: “one out, the rest glow” is true of a parallel circuit. (a) False (b) True
  13. 13.💡 4 identical bulbs are joined in series with a 4 V battery (ideal wires). How many volts does each bulb get? =
  14. 14.True or false: “one bulb out, all go out” is true of a series circuit. (a) False (b) True
  15. 15.True or false: “bulbs share the voltage” is true of a parallel circuit. (a) False (b) True
  16. 16.🔗 Series or parallel circuit: “a break stops every bulb”? (a) parallel (b) series
  17. 17.🔗 Series or parallel circuit: “a single current path”? (a) series (b) parallel
  18. 18.True or false: “each gets the full volts” is true of a series circuit. (a) True (b) False
  19. 19.True or false: “own switch for each bulb” is true of a parallel circuit. (a) True (b) False
  20. 20.🔗 Series or parallel circuit: “bulbs share the voltage”? (a) parallel (b) series
  21. 21.💡 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
  22. 22.💡 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) brighter (c) dimmer
  23. 23.💡 3 identical bulbs are joined in series with a 3 V battery (ideal wires). How many volts does each bulb get? =
  24. 24.💡 2 identical bulbs are joined in series with a 2 V battery (ideal wires). How many volts does each bulb get? =
  25. 25.💡 5 identical bulbs are joined in series with a 20 V battery (ideal wires). How many volts does each bulb get? =
  26. 26.💡 4 identical bulbs are joined in series with a 6 V battery (ideal wires). How many volts does each bulb get? =
  27. 27.💡 4 identical bulbs are joined in series with a 16 V battery (ideal wires). How many volts does each bulb get? =
  28. 28.True or false: “own switch for each bulb” is true of a series circuit. (a) True (b) False
  29. 29.💡 5 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?
  30. 30.💡 3 identical bulbs are joined in series with a 4.5 V battery (ideal wires). How many volts does each bulb get? =
  31. 31.💡 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?
  32. 32.True or false: “a single current path” is true of a series circuit. (a) True (b) False
  33. 33.💡 6 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. How many bulbs glow?
  34. 34.True or false: “a break stops every bulb” is true of a parallel circuit. (a) False (b) True
  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: “many paths for current” is true of a parallel circuit. (a) True (b) False
  37. 37.💡 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) dimmer (c) brighter
  38. 38.True or false: “many paths for current” is true of a series circuit. (a) True (b) False
  39. 39.True or false: “a single current path” is true of a parallel circuit. (a) True (b) False
  40. 40.💡 2 identical bulbs are joined in series with an 8 V battery (ideal wires). How many volts does each bulb get? =

Answer key

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

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