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Electronics Worksheet: Series Circuits

Electronics lesson 8: Series circuits · Set 131 · 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: “own switch for each bulb”? (a) series (b) parallel
  2. 2.True or false: “one out, the rest glow” is true of a parallel circuit. (a) False (b) True
  3. 3.True or false: “one out, the rest glow” is true of a series circuit. (a) False (b) True
  4. 4.True or false: “a single current path” is true of a parallel circuit. (a) False (b) True
  5. 5.🔗 Series or parallel circuit: “used in house wiring”? (a) series (b) parallel
  6. 6.True or false: “bulbs share the voltage” is true of a parallel circuit. (a) False (b) True
  7. 7.💡 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
  8. 8.True or false: “one bulb out, all go out” is true of a parallel circuit. (a) False (b) True
  9. 9.💡 In a series circuit, how many paths does the current have? (a) one for each bulb (b) none (c) one (d) two
  10. 10.True or false: “a break stops every bulb” is true of a series circuit. (a) False (b) True
  11. 11.💡 5 identical bulbs are joined in series with a 7.5 V battery (ideal wires). How many volts does each bulb get? =
  12. 12.🔗 Series or parallel circuit: “one bulb out, all go out”? (a) parallel (b) series
  13. 13.💡 A battery lights 5 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
  14. 14.💡 5 identical bulbs are joined in series with a 10 V battery (ideal wires). How many volts does each bulb get? =
  15. 15.💡 2 identical bulbs are joined in series with a 4 V battery (ideal wires). How many volts does each bulb get? =
  16. 16.True or false: “own switch for each bulb” is true of a parallel circuit. (a) False (b) True
  17. 17.💡 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?
  18. 18.💡 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
  19. 19.💡 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?
  20. 20.🔗 Series or parallel circuit: “each gets the full volts”? (a) parallel (b) series
  21. 21.🔗 Series or parallel circuit: “a break stops every bulb”? (a) series (b) parallel
  22. 22.💡 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
  23. 23.True or false: “own switch for each bulb” is true of a series circuit. (a) False (b) True
  24. 24.💡 4 identical bulbs are joined in series with a 4 V battery (ideal wires). How many volts does each bulb get? =
  25. 25.💡 3 identical bulbs are joined in series with a 6 V battery (ideal wires). How many volts does each bulb get? =
  26. 26.💡 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. How many bulbs glow?
  27. 27.💡 2 identical bulbs are joined in series with a 6 V battery (ideal wires). How many volts does each bulb get? =
  28. 28.🔗 Series or parallel circuit: “a single current path”? (a) series (b) parallel
  29. 29.💡 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?
  30. 30.True or false: “used in house wiring” is true of a parallel circuit. (a) True (b) False
  31. 31.🔗 Series or parallel circuit: “bulbs share the voltage”? (a) series (b) parallel
  32. 32.💡 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) the same (c) dimmer
  33. 33.🔗 Series or parallel circuit: “one out, the rest glow”? (a) series (b) parallel
  34. 34.💡 3 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?
  35. 35.True or false: “many paths for current” is true of a series circuit. (a) False (b) True
  36. 36.💡 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) No (b) Yes
  37. 37.True or false: “many paths for current” is true of a parallel circuit. (a) True (b) False
  38. 38.💡 4 identical bulbs are joined in series with a 6 V battery (ideal wires). How many volts does each bulb get? =
  39. 39.True or false: “a single current path” is true of a series circuit. (a) True (b) False
  40. 40.True or false: “each gets the full volts” is true of a series circuit. (a) False (b) True

Answer key

  1. parallel
  2. True
  3. False
  4. False
  5. parallel
  6. False
  7. dimmer
  8. False
  9. one
  10. True
  11. 1.5
  12. series
  13. dimmer
  14. 2
  15. 2
  16. True
  17. 0
  18. in series
  19. 0
  20. parallel
  21. series
  22. dimmer
  23. False
  24. 1
  25. 2
  26. 0
  27. 3
  28. series
  29. 0
  30. True
  31. series
  32. dimmer
  33. parallel
  34. 3
  35. False
  36. Yes
  37. True
  38. 1.5
  39. True
  40. False

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