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Electronics Worksheet: Series Circuits

Electronics lesson 8: Series circuits · Set 851 · 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: “many paths for current”? (a) series (b) parallel
  2. 2.💡 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) No (b) Yes
  3. 3.True or false: “each gets the full volts” is true of a parallel circuit. (a) False (b) True
  4. 4.💡 2 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?
  5. 5.💡 In a series circuit, how many paths does the current have? (a) two (b) one (c) one for each bulb (d) none
  6. 6.💡 Old festival light strings went fully dark when one bulb failed. How were they joined? (a) in series (b) not joined (c) by Wi-Fi (d) in parallel
  7. 7.💡 3 identical bulbs are joined in series with a 12 V battery (ideal wires). How many volts does each bulb get? =
  8. 8.🔗 Series or parallel circuit: “one out, the rest glow”? (a) series (b) parallel
  9. 9.True or false: “a break stops every bulb” is true of a parallel circuit. (a) False (b) True
  10. 10.True or false: “one out, the rest glow” is true of a series circuit. (a) True (b) False
  11. 11.🔗 Series or parallel circuit: “bulbs share the voltage”? (a) series (b) parallel
  12. 12.🔗 Series or parallel circuit: “one bulb out, all go out”? (a) series (b) parallel
  13. 13.True or false: “a break stops every bulb” is true of a series circuit. (a) False (b) True
  14. 14.💡 3 identical bulbs are joined in series with a 7.5 V battery (ideal wires). How many volts does each bulb get? =
  15. 15.True or false: “bulbs share the voltage” is true of a parallel circuit. (a) False (b) True
  16. 16.💡 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
  17. 17.True or false: “many paths for current” is true of a series circuit. (a) True (b) False
  18. 18.💡 2 identical bulbs are joined in series with a 5 V battery (ideal wires). How many volts does each bulb get? =
  19. 19.💡 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?
  20. 20.True or false: “each gets the full volts” is true of a series circuit. (a) True (b) False
  21. 21.💡 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) dimmer (c) the same
  22. 22.💡 3 identical bulbs are joined in series with a 4.5 V battery (ideal wires). How many volts does each bulb get? =
  23. 23.💡 2 identical bulbs are joined in series with a 3 V battery (ideal wires). How many volts does each bulb get? =
  24. 24.💡 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) dimmer (c) the same
  25. 25.💡 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. Does bulb 3 glow? (a) Yes (b) No
  26. 26.True or false: “own switch for each bulb” is true of a parallel circuit. (a) False (b) True
  27. 27.💡 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?
  28. 28.True or false: “one out, the rest glow” is true of a parallel circuit. (a) True (b) False
  29. 29.True or false: “one bulb out, all go out” is true of a series circuit. (a) True (b) False
  30. 30.💡 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?
  31. 31.💡 3 identical bulbs are joined in series with a 3 V battery (ideal wires). How many volts does each bulb get? =
  32. 32.💡 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 4 glow? (a) No (b) Yes
  33. 33.True or false: “one bulb out, all go out” is true of a parallel circuit. (a) False (b) True
  34. 34.🔗 Series or parallel circuit: “each gets the full volts”? (a) series (b) parallel
  35. 35.🔗 Series or parallel circuit: “a single current path”? (a) parallel (b) series
  36. 36.💡 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. Does bulb 4 glow? (a) Yes (b) No
  37. 37.💡 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 4 glow? (a) Yes (b) No
  38. 38.💡 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. Does bulb 2 glow? (a) Yes (b) No
  39. 39.💡 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?
  40. 40.True or false: “own switch for each bulb” is true of a series circuit. (a) True (b) False

Answer key

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

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