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Electronics Worksheet: Series Circuits

Electronics lesson 8: Series circuits · Set 628 · 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: “a break stops every bulb”? (a) series (b) parallel
  2. 2.True or false: “one out, the rest glow” is true of a series circuit. (a) False (b) True
  3. 3.💡 In a series circuit, how many paths does the current have? (a) none (b) one (c) one for each bulb (d) two
  4. 4.True or false: “bulbs share the voltage” is true of a parallel circuit. (a) True (b) False
  5. 5.True or false: “each gets the full volts” is true of a parallel circuit. (a) True (b) False
  6. 6.💡 6 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. Does bulb 5 glow? (a) No (b) Yes
  7. 7.🔗 Series or parallel circuit: “own switch for each bulb”? (a) parallel (b) series
  8. 8.🔗 Series or parallel circuit: “bulbs share the voltage”? (a) series (b) parallel
  9. 9.💡 3 identical bulbs are joined in series with a 4.5 V battery (ideal wires). How many volts does each bulb get? =
  10. 10.💡 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?
  11. 11.True or false: “many paths for current” is true of a parallel circuit. (a) True (b) False
  12. 12.🔗 Series or parallel circuit: “one out, the rest glow”? (a) series (b) parallel
  13. 13.True or false: “one bulb out, all go out” is true of a series circuit. (a) False (b) True
  14. 14.💡 Old festival light strings went fully dark when one bulb failed. How were they joined? (a) not joined (b) by Wi-Fi (c) in series (d) in parallel
  15. 15.💡 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
  16. 16.True or false: “each gets the full volts” is true of a series circuit. (a) False (b) True
  17. 17.💡 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
  18. 18.💡 4 identical bulbs are joined in series with a 12 V battery (ideal wires). How many volts does each bulb get? =
  19. 19.True or false: “a break stops every bulb” is true of a series circuit. (a) False (b) True
  20. 20.💡 5 identical bulbs are joined in series with a 5 V battery (ideal wires). How many volts does each bulb get? =
  21. 21.🔗 Series or parallel circuit: “each gets the full volts”? (a) series (b) parallel
  22. 22.🔗 Series or parallel circuit: “a single current path”? (a) series (b) parallel
  23. 23.💡 2 identical bulbs are joined in series with a 6 V battery (ideal wires). How many volts does each bulb get? =
  24. 24.🔗 Series or parallel circuit: “one bulb out, all go out”? (a) series (b) parallel
  25. 25.💡 2 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) Yes (b) No
  26. 26.💡 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) brighter (c) dimmer
  27. 27.💡 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?
  28. 28.💡 2 identical bulbs are joined in series with a 3 V battery (ideal wires). How many volts does each bulb get? =
  29. 29.💡 2 identical bulbs are joined in series with an 8 V battery (ideal wires). How many volts does each bulb get? =
  30. 30.💡 A battery lights 4 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
  31. 31.💡 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?
  32. 32.🔗 Series or parallel circuit: “used in house wiring”? (a) series (b) parallel
  33. 33.💡 3 identical bulbs are joined in series with a 7.5 V battery (ideal wires). How many volts does each bulb get? =
  34. 34.💡 A battery lights 2 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
  35. 35.🔗 Series or parallel circuit: “many paths for current”? (a) series (b) parallel
  36. 36.True or false: “own switch for each bulb” is true of a parallel circuit. (a) False (b) True
  37. 37.💡 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
  38. 38.True or false: “a break stops every bulb” is true of a parallel circuit. (a) False (b) True
  39. 39.💡 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. Does bulb 4 glow? (a) Yes (b) No
  40. 40.💡 2 identical bulbs are joined in series with a 5 V battery (ideal wires). How many volts does each bulb get? =

Answer key

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

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