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Electronics Worksheet: Series Circuits

Electronics lesson 8: Series circuits · Set 513 · 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) one for each bulb (b) none (c) two (d) one
  2. 2.💡 Old festival light strings went fully dark when one bulb failed. How were they joined? (a) not joined (b) in series (c) by Wi-Fi (d) in parallel
  3. 3.💡 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
  4. 4.🔗 Series or parallel circuit: “a break stops every bulb”? (a) parallel (b) series
  5. 5.True or false: “a single current path” is true of a series circuit. (a) False (b) True
  6. 6.True or false: “a break stops every bulb” is true of a parallel circuit. (a) False (b) True
  7. 7.True or false: “many paths for current” is true of a series circuit. (a) True (b) False
  8. 8.True or false: “each gets the full volts” is true of a parallel circuit. (a) False (b) True
  9. 9.🔗 Series or parallel circuit: “bulbs share the voltage”? (a) series (b) parallel
  10. 10.💡 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) No (b) Yes
  11. 11.True or false: “a break stops every bulb” is true of a series circuit. (a) False (b) True
  12. 12.True or false: “used in house wiring” is true of a parallel circuit. (a) False (b) True
  13. 13.💡 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) No (b) Yes
  14. 14.💡 4 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 1 glow? (a) Yes (b) No
  15. 15.🔗 Series or parallel circuit: “each gets the full volts”? (a) series (b) parallel
  16. 16.🔗 Series or parallel circuit: “used in house wiring”? (a) series (b) parallel
  17. 17.💡 5 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?
  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) the same (b) brighter (c) dimmer
  19. 19.💡 2 identical bulbs are joined in series with a 2 V battery (ideal wires). How many volts does each bulb get? =
  20. 20.💡 2 identical bulbs are joined in series with an 8 V battery (ideal wires). How many volts does each bulb get? =
  21. 21.🔗 Series or parallel circuit: “one bulb out, all go out”? (a) parallel (b) series
  22. 22.💡 6 identical bulbs are joined in series with a battery and a closed switch on the main wire. Bulb 6 is taken out of its holder. How many bulbs glow?
  23. 23.💡 4 identical bulbs are joined in series with a 10 V battery (ideal wires). How many volts does each bulb get? =
  24. 24.🔗 Series or parallel circuit: “a single current path”? (a) series (b) parallel
  25. 25.💡 2 identical bulbs are joined in series with a 4 V battery (ideal wires). How many volts does each bulb get? =
  26. 26.💡 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?
  27. 27.💡 5 identical bulbs are joined in series with a 15 V battery (ideal wires). How many volts does each bulb get? =
  28. 28.💡 3 identical bulbs are joined in series with a 4.5 V battery (ideal wires). How many volts does each bulb get? =
  29. 29.💡 5 identical bulbs are joined in series with a 20 V battery (ideal wires). How many volts does each bulb get? =
  30. 30.True or false: “bulbs share the voltage” is true of a series circuit. (a) False (b) True
  31. 31.💡 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
  32. 32.💡 4 identical bulbs are joined in series with a 16 V battery (ideal wires). How many volts does each bulb get? =
  33. 33.💡 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) Yes (b) No
  34. 34.💡 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 2 glow? (a) Yes (b) No
  35. 35.💡 2 identical bulbs are joined in series with a 3 V battery (ideal wires). How many volts does each bulb get? =
  36. 36.True or false: “one out, the rest glow” is true of a series circuit. (a) False (b) True
  37. 37.True or false: “used in house wiring” is true of a series circuit. (a) True (b) False
  38. 38.💡 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?
  39. 39.🔗 Series or parallel circuit: “own switch for each bulb”? (a) series (b) parallel
  40. 40.True or false: “own switch for each bulb” is true of a series circuit. (a) True (b) False

Answer key

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

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