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Electronics Worksheet: Series Circuits

Electronics lesson 8: Series circuits · Set 642 · 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) parallel (b) series
  2. 2.True or false: “each gets the full volts” is true of a series circuit. (a) True (b) False
  3. 3.🔗 Series or parallel circuit: “one out, the rest glow”? (a) parallel (b) series
  4. 4.🔗 Series or parallel circuit: “own switch for each bulb”? (a) parallel (b) series
  5. 5.💡 3 identical bulbs are joined in series with a 4.5 V battery (ideal wires). How many volts does each bulb get? =
  6. 6.💡 4 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 3 glow? (a) Yes (b) No
  7. 7.💡 2 identical bulbs are joined in series with a 3 V battery (ideal wires). How many volts does each bulb get? =
  8. 8.💡 Old festival light strings went fully dark when one bulb failed. How were they joined? (a) by Wi-Fi (b) not joined (c) in series (d) in parallel
  9. 9.True or false: “one out, the rest glow” is true of a series circuit. (a) True (b) False
  10. 10.💡 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?
  11. 11.True or false: “many paths for current” is true of a parallel circuit. (a) False (b) True
  12. 12.True or false: “own switch for each bulb” is true of a parallel circuit. (a) False (b) True
  13. 13.🔗 Series or parallel circuit: “used in house wiring”? (a) parallel (b) series
  14. 14.True or false: “bulbs share the voltage” is true of a parallel circuit. (a) True (b) False
  15. 15.True or false: “own switch for each bulb” is true of a series circuit. (a) False (b) True
  16. 16.💡 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 5 glow? (a) Yes (b) No
  17. 17.💡 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) the same (c) brighter
  18. 18.True or false: “a single current path” is true of a series circuit. (a) False (b) True
  19. 19.True or false: “each gets the full volts” is true of a parallel circuit. (a) False (b) True
  20. 20.True or false: “used in house wiring” is true of a parallel circuit. (a) True (b) False
  21. 21.True or false: “a break stops every bulb” is true of a series circuit. (a) True (b) False
  22. 22.💡 In a series circuit, how many paths does the current have? (a) none (b) two (c) one (d) one for each bulb
  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) the same (b) brighter (c) dimmer
  24. 24.💡 2 identical bulbs are joined in series with an 8 V battery (ideal wires). How many volts does each bulb get? =
  25. 25.💡 5 identical bulbs are joined in series with a 7.5 V battery (ideal wires). How many volts does each bulb get? =
  26. 26.🔗 Series or parallel circuit: “each gets the full volts”? (a) parallel (b) series
  27. 27.🔗 Series or parallel circuit: “many paths for current”? (a) series (b) parallel
  28. 28.💡 3 identical bulbs are joined in series with a 7.5 V battery (ideal wires). How many volts does each bulb get? =
  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. Does bulb 4 glow? (a) Yes (b) No
  30. 30.💡 2 identical bulbs are joined in series with a 4 V battery (ideal wires). How many volts does each bulb get? =
  31. 31.True or false: “a single current path” is true of a parallel circuit. (a) False (b) True
  32. 32.💡 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?
  33. 33.🔗 Series or parallel circuit: “bulbs share the voltage”? (a) parallel (b) series
  34. 34.True or false: “many paths for current” is true of a series circuit. (a) True (b) False
  35. 35.💡 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
  36. 36.💡 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
  37. 37.💡 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. Does bulb 6 glow? (a) Yes (b) No
  38. 38.🔗 Series or parallel circuit: “a break stops every bulb”? (a) parallel (b) series
  39. 39.🔗 Series or parallel circuit: “a single current path”? (a) series (b) parallel
  40. 40.💡 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?

Answer key

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

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