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Electronics Worksheet: Series Circuits

Electronics lesson 8: Series circuits · Set 184 · 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.💡 In a series circuit, how many paths does the current have? (a) two (b) one (c) one for each bulb (d) none
  2. 2.💡 Old festival light strings went fully dark when one bulb failed. How were they joined? (a) by Wi-Fi (b) in series (c) in parallel (d) not joined
  3. 3.True or false: “a single current path” is true of a series circuit. (a) True (b) False
  4. 4.True or false: “a single current path” is true of a parallel circuit. (a) False (b) True
  5. 5.True or false: “used in house wiring” is true of a series circuit. (a) True (b) False
  6. 6.🔗 Series or parallel circuit: “a single current path”? (a) series (b) parallel
  7. 7.💡 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. How many bulbs glow?
  8. 8.💡 4 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
  9. 9.🔗 Series or parallel circuit: “one bulb out, all go out”? (a) series (b) parallel
  10. 10.True or false: “own switch for each bulb” is true of a parallel circuit. (a) True (b) False
  11. 11.💡 2 identical bulbs are joined in series with a 3 V battery (ideal wires). How many volts does each bulb get? =
  12. 12.💡 3 identical bulbs are joined in series with a 6 V battery (ideal wires). How many volts does each bulb get? =
  13. 13.💡 5 identical bulbs are joined in series with a 15 V battery (ideal wires). How many volts does each bulb get? =
  14. 14.🔗 Series or parallel circuit: “bulbs share the voltage”? (a) parallel (b) series
  15. 15.True or false: “bulbs share the voltage” is true of a parallel circuit. (a) True (b) False
  16. 16.True or false: “each gets the full volts” is true of a series circuit. (a) False (b) True
  17. 17.💡 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 2 glow? (a) No (b) Yes
  18. 18.💡 5 identical bulbs are joined in series with a 5 V battery (ideal wires). How many volts does each bulb get? =
  19. 19.💡 3 identical bulbs are joined in series with a 3 V battery (ideal wires). How many volts does each bulb get? =
  20. 20.💡 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. How many bulbs glow?
  21. 21.🔗 Series or parallel circuit: “one out, the rest glow”? (a) parallel (b) series
  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) dimmer (b) the same (c) brighter
  23. 23.🔗 Series or parallel circuit: “each gets the full volts”? (a) series (b) parallel
  24. 24.💡 4 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
  25. 25.💡 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 2 glow? (a) No (b) Yes
  26. 26.💡 A battery lights 2 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
  27. 27.🔗 Series or parallel circuit: “a break stops every bulb”? (a) series (b) parallel
  28. 28.💡 6 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
  29. 29.💡 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. Does bulb 3 glow? (a) Yes (b) No
  30. 30.🔗 Series or parallel circuit: “many paths for current”? (a) series (b) parallel
  31. 31.🔗 Series or parallel circuit: “own switch for each bulb”? (a) series (b) parallel
  32. 32.True or false: “bulbs share the voltage” is true of a series circuit. (a) True (b) False
  33. 33.💡 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 3 glow? (a) No (b) Yes
  34. 34.💡 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) brighter (c) the same
  35. 35.💡 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. Does bulb 5 glow? (a) Yes (b) No
  36. 36.💡 2 identical bulbs are joined in series with a 2 V battery (ideal wires). How many volts does each bulb get? =
  37. 37.💡 4 identical bulbs are joined in series with a 6 V battery (ideal wires). How many volts does each bulb get? =
  38. 38.True or false: “own switch for each bulb” is true of a series circuit. (a) False (b) True
  39. 39.🔗 Series or parallel circuit: “used in house wiring”? (a) series (b) parallel
  40. 40.💡 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

Answer key

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

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