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Electronics Worksheet: Series Circuits

Electronics lesson 8: Series circuits · Set 908 · 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: “a single current path” is true of a parallel circuit. (a) False (b) True
  2. 2.🔗 Series or parallel circuit: “one out, the rest glow”? (a) parallel (b) series
  3. 3.True or false: “one bulb out, all go out” is true of a series circuit. (a) False (b) True
  4. 4.💡 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
  5. 5.💡 In a series circuit, how many paths does the current have? (a) one (b) none (c) one for each bulb (d) two
  6. 6.🔗 Series or parallel circuit: “used in house wiring”? (a) parallel (b) series
  7. 7.🔗 Series or parallel circuit: “each gets the full volts”? (a) parallel (b) series
  8. 8.💡 2 identical bulbs are joined in series with a 3 V battery (ideal wires). How many volts does each bulb get? =
  9. 9.💡 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
  10. 10.💡 3 identical bulbs are joined in series with a 6 V battery (ideal wires). How many volts does each bulb get? =
  11. 11.True or false: “one out, the rest glow” is true of a series circuit. (a) False (b) True
  12. 12.💡 3 identical bulbs are joined in series with a 4.5 V battery (ideal wires). How many volts does each bulb get? =
  13. 13.True or false: “own switch for each bulb” is true of a parallel circuit. (a) False (b) True
  14. 14.🔗 Series or parallel circuit: “a single current path”? (a) series (b) parallel
  15. 15.True or false: “own switch for each bulb” is true of a series circuit. (a) True (b) False
  16. 16.💡 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?
  17. 17.True or false: “each gets the full volts” is true of a parallel circuit. (a) True (b) False
  18. 18.💡 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?
  19. 19.💡 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
  20. 20.🔗 Series or parallel circuit: “own switch for each bulb”? (a) parallel (b) series
  21. 21.🔗 Series or parallel circuit: “one bulb out, all go out”? (a) series (b) parallel
  22. 22.💡 5 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?
  23. 23.True or false: “many paths for current” is true of a parallel circuit. (a) True (b) False
  24. 24.True or false: “used in house wiring” is true of a parallel circuit. (a) False (b) True
  25. 25.💡 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
  26. 26.💡 4 identical bulbs are joined in series with a 10 V battery (ideal wires). How many volts does each bulb get? =
  27. 27.True or false: “a break stops every bulb” is true of a series circuit. (a) False (b) True
  28. 28.💡 4 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) No (b) Yes
  29. 29.🔗 Series or parallel circuit: “many paths for current”? (a) series (b) parallel
  30. 30.True or false: “a break stops every bulb” is true of a parallel 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.💡 2 identical bulbs are joined in series with a 4 V battery (ideal wires). How many volts does each bulb get? =
  33. 33.💡 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. How many bulbs glow?
  34. 34.💡 4 identical bulbs are joined in series with a 12 V battery (ideal wires). How many volts does each bulb get? =
  35. 35.True or false: “bulbs share the voltage” is true of a series circuit. (a) False (b) True
  36. 36.🔗 Series or parallel circuit: “a break stops every bulb”? (a) series (b) parallel
  37. 37.💡 A battery lights 4 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
  38. 38.💡 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?
  39. 39.💡 2 identical bulbs are joined in series with a 6 V battery (ideal wires). How many volts does each bulb get? =
  40. 40.💡 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

Answer key

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

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