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Electronics Worksheet: Series Circuits

Electronics lesson 8: Series circuits · Set 104 · 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.💡 4 identical bulbs are joined in series with a 10 V battery (ideal wires). How many volts does each bulb get? =
  2. 2.💡 2 identical bulbs are joined in series with a 2 V battery (ideal wires). How many volts does each bulb get? =
  3. 3.🔗 Series or parallel circuit: “a single current path”? (a) series (b) parallel
  4. 4.True or false: “own switch for each bulb” is true of a series circuit. (a) True (b) False
  5. 5.💡 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
  6. 6.💡 In a series circuit, how many paths does the current have? (a) one (b) two (c) one for each bulb (d) none
  7. 7.True or false: “each gets the full volts” is true of a parallel circuit. (a) False (b) True
  8. 8.🔗 Series or parallel circuit: “bulbs share the voltage”? (a) parallel (b) series
  9. 9.💡 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) dimmer (c) brighter
  10. 10.💡 4 identical bulbs are joined in series with a 4 V battery (ideal wires). How many volts does each bulb get? =
  11. 11.💡 5 identical bulbs are joined in series with a 5 V battery (ideal wires). How many volts does each bulb get? =
  12. 12.True or false: “own switch for each bulb” is true of a parallel circuit. (a) True (b) False
  13. 13.💡 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
  14. 14.💡 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?
  15. 15.True or false: “a break stops every bulb” is true of a series circuit. (a) True (b) False
  16. 16.💡 Old festival light strings went fully dark when one bulb failed. How were they joined? (a) in parallel (b) in series (c) not joined (d) by Wi-Fi
  17. 17.💡 3 identical bulbs are joined in series with a 4.5 V battery (ideal wires). How many volts does each bulb get? =
  18. 18.💡 2 identical bulbs are joined in series with a 4 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 parallel circuit. (a) True (b) False
  20. 20.True or false: “a single current path” is true of a parallel circuit. (a) True (b) False
  21. 21.🔗 Series or parallel circuit: “one bulb out, all go out”? (a) series (b) parallel
  22. 22.💡 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?
  23. 23.💡 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?
  24. 24.🔗 Series or parallel circuit: “used in house wiring”? (a) series (b) parallel
  25. 25.💡 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?
  26. 26.🔗 Series or parallel circuit: “many paths for current”? (a) parallel (b) series
  27. 27.True or false: “one bulb out, all go out” is true of a parallel circuit. (a) False (b) True
  28. 28.🔗 Series or parallel circuit: “each gets the full volts”? (a) series (b) parallel
  29. 29.💡 4 identical bulbs are joined in series with a 12 V battery (ideal wires). How many volts does each bulb get? =
  30. 30.True or false: “used in house wiring” is true of a series circuit. (a) False (b) True
  31. 31.💡 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
  32. 32.💡 2 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?
  33. 33.🔗 Series or parallel circuit: “one out, the rest glow”? (a) parallel (b) series
  34. 34.🔗 Series or parallel circuit: “a break stops every bulb”? (a) parallel (b) series
  35. 35.💡 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?
  36. 36.💡 3 identical bulbs are joined in series with a 12 V battery (ideal wires). How many volts does each bulb get? =
  37. 37.💡 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) Yes (b) No
  38. 38.True or false: “bulbs share the voltage” is true of a series circuit. (a) False (b) True
  39. 39.True or false: “each gets the full volts” is true of a series circuit. (a) False (b) True
  40. 40.💡 3 identical bulbs are joined in series with a 3 V battery (ideal wires). How many volts does each bulb get? =

Answer key

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

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