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Electronics Worksheet: Series Circuits

Electronics lesson 8: Series circuits · Set 114 · 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.💡 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
  2. 2.🔗 Series or parallel circuit: “bulbs share the voltage”? (a) parallel (b) series
  3. 3.💡 In a series circuit, how many paths does the current have? (a) one for each bulb (b) one (c) none (d) two
  4. 4.💡 2 identical bulbs are joined in series with a 5 V battery (ideal wires). How many volts does each bulb get? =
  5. 5.💡 Old festival light strings went fully dark when one bulb failed. How were they joined? (a) not joined (b) in series (c) by Wi-Fi (d) in parallel
  6. 6.True or false: “a single current path” is true of a series circuit. (a) True (b) False
  7. 7.🔗 Series or parallel circuit: “a single current path”? (a) series (b) parallel
  8. 8.🔗 Series or parallel circuit: “one bulb out, all go out”? (a) series (b) parallel
  9. 9.💡 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?
  10. 10.💡 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
  11. 11.True or false: “one out, the rest glow” is true of a parallel circuit. (a) False (b) True
  12. 12.💡 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?
  13. 13.💡 3 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) No (b) Yes
  14. 14.True or false: “used in house wiring” is true of a series circuit. (a) True (b) False
  15. 15.🔗 Series or parallel circuit: “used in house wiring”? (a) parallel (b) series
  16. 16.🔗 Series or parallel circuit: “each gets the full volts”? (a) parallel (b) series
  17. 17.True or false: “a break stops every bulb” is true of a parallel circuit. (a) True (b) False
  18. 18.True or false: “a break stops every bulb” is true of a series circuit. (a) False (b) True
  19. 19.💡 5 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) Yes (b) No
  20. 20.💡 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) dimmer (c) brighter
  21. 21.💡 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?
  22. 22.True or false: “own switch for each bulb” is true of a parallel circuit. (a) False (b) True
  23. 23.💡 A battery lights 3 identical bulbs joined in series. One more identical bulb is added in series. How do the bulbs glow now? (a) brighter (b) the same (c) dimmer
  24. 24.True or false: “bulbs share the voltage” is true of a parallel circuit. (a) True (b) False
  25. 25.🔗 Series or parallel circuit: “one out, the rest glow”? (a) parallel (b) series
  26. 26.💡 5 identical bulbs are joined in series with a 12.5 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.💡 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) Yes (b) No
  29. 29.💡 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
  30. 30.🔗 Series or parallel circuit: “a break stops every bulb”? (a) series (b) parallel
  31. 31.True or false: “a single current path” is true of a parallel circuit. (a) False (b) True
  32. 32.💡 6 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 3 glow? (a) No (b) Yes
  33. 33.🔗 Series or parallel circuit: “own switch for each bulb”? (a) series (b) parallel
  34. 34.True or false: “each gets the full volts” is true of a series circuit. (a) True (b) False
  35. 35.True or false: “bulbs share the voltage” is true of a series circuit. (a) True (b) False
  36. 36.💡 4 identical bulbs are joined in series with a 6 V battery (ideal wires). How many volts does each bulb get? =
  37. 37.True or false: “own switch for each bulb” is true of a series circuit. (a) False (b) True
  38. 38.💡 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. How many bulbs glow?
  39. 39.💡 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 3 glow? (a) No (b) Yes
  40. 40.True or false: “each gets the full volts” is true of a parallel circuit. (a) True (b) False

Answer key

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

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