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Electronics Worksheet: Series Circuits

Electronics lesson 8: Series circuits · Set 259 · 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.💡 3 identical bulbs are joined in series with a 3 V battery (ideal wires). How many volts does each bulb get? =
  2. 2.💡 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?
  3. 3.True or false: “own switch for each bulb” is true of a parallel circuit. (a) True (b) False
  4. 4.True or false: “a single current path” is true of a parallel circuit. (a) True (b) False
  5. 5.💡 4 identical bulbs are joined in series with an 8 V battery (ideal wires). How many volts does each bulb get? =
  6. 6.💡 3 identical bulbs are joined in series with a 4.5 V battery (ideal wires). How many volts does each bulb get? =
  7. 7.💡 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. Does bulb 3 glow? (a) Yes (b) No
  8. 8.💡 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
  9. 9.True or false: “many paths for current” is true of a series circuit. (a) False (b) True
  10. 10.🔗 Series or parallel circuit: “own switch for each bulb”? (a) parallel (b) series
  11. 11.True or false: “bulbs share the voltage” is true of a parallel circuit. (a) False (b) True
  12. 12.💡 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) Yes (b) No
  13. 13.💡 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?
  14. 14.💡 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. How many bulbs glow?
  15. 15.💡 Old festival light strings went fully dark when one bulb failed. How were they joined? (a) not joined (b) by Wi-Fi (c) in parallel (d) in series
  16. 16.💡 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. Does bulb 2 glow? (a) Yes (b) No
  17. 17.🔗 Series or parallel circuit: “one bulb out, all go out”? (a) parallel (b) series
  18. 18.💡 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
  19. 19.💡 5 identical bulbs are joined in series with a 5 V battery (ideal wires). How many volts does each bulb get? =
  20. 20.🔗 Series or parallel circuit: “each gets the full volts”? (a) parallel (b) series
  21. 21.True or false: “each gets the full volts” is true of a parallel circuit. (a) True (b) False
  22. 22.💡 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. How many bulbs glow?
  23. 23.💡 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
  24. 24.💡 4 identical bulbs are joined in series with a 12 V battery (ideal wires). How many volts does each bulb get? =
  25. 25.💡 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?
  26. 26.True or false: “many paths for current” is true of a parallel circuit. (a) False (b) True
  27. 27.🔗 Series or parallel circuit: “bulbs share the voltage”? (a) series (b) parallel
  28. 28.💡 5 identical bulbs are joined in series with a 10 V battery (ideal wires). How many volts does each bulb get? =
  29. 29.💡 In a series circuit, how many paths does the current have? (a) one for each bulb (b) one (c) none (d) two
  30. 30.💡 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. Does bulb 2 glow? (a) No (b) Yes
  31. 31.💡 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
  32. 32.💡 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. How many bulbs glow?
  33. 33.True or false: “used in house wiring” is true of a series circuit. (a) True (b) False
  34. 34.💡 2 identical bulbs are joined in series with a 2 V battery (ideal wires). How many volts does each bulb get? =
  35. 35.True or false: “a break stops every bulb” is true of a parallel circuit. (a) False (b) True
  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.💡 3 identical bulbs are joined in series with a 6 V battery (ideal wires). How many volts does each bulb get? =
  38. 38.🔗 Series or parallel circuit: “a single current path”? (a) parallel (b) series
  39. 39.💡 2 identical bulbs are joined in series with a 3 V battery (ideal wires). How many volts does each bulb get? =
  40. 40.True or false: “one bulb out, all go out” is true of a series circuit. (a) True (b) False

Answer key

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

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