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Electronics Worksheet: Series Circuits

Electronics lesson 8: Series circuits · Set 92 · 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: “bulbs share the voltage”? (a) series (b) parallel
  2. 2.💡 In a series circuit, how many paths does the current have? (a) one for each bulb (b) none (c) one (d) two
  3. 3.💡 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
  4. 4.True or false: “one out, the rest glow” 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) dimmer (b) brighter (c) the same
  6. 6.🔗 Series or parallel circuit: “one bulb out, all go out”? (a) series (b) parallel
  7. 7.💡 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
  8. 8.True or false: “each gets the full volts” is true of a parallel circuit. (a) True (b) False
  9. 9.🔗 Series or parallel circuit: “own switch for each bulb”? (a) parallel (b) series
  10. 10.💡 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
  11. 11.True or false: “bulbs share the voltage” is true of a parallel circuit. (a) False (b) True
  12. 12.💡 5 identical bulbs are joined in series with a 7.5 V battery (ideal wires). How many volts does each bulb get? =
  13. 13.True or false: “a break stops every bulb” is true of a series circuit. (a) True (b) False
  14. 14.💡 2 identical bulbs are joined in series with a 2 V battery (ideal wires). How many volts does each bulb get? =
  15. 15.💡 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
  16. 16.💡 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
  17. 17.True or false: “one bulb out, all go out” is true of a parallel circuit. (a) False (b) True
  18. 18.💡 6 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?
  19. 19.💡 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?
  20. 20.True or false: “a single current path” is true of a parallel circuit. (a) False (b) True
  21. 21.True or false: “used in house wiring” is true of a parallel circuit. (a) True (b) False
  22. 22.🔗 Series or parallel circuit: “a single current path”? (a) series (b) parallel
  23. 23.💡 6 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?
  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) the same (b) brighter (c) dimmer
  25. 25.True or false: “each gets the full volts” is true of a series circuit. (a) True (b) False
  26. 26.💡 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?
  27. 27.True or false: “one bulb out, all go out” is true of a series circuit. (a) True (b) False
  28. 28.🔗 Series or parallel circuit: “each gets the full volts”? (a) series (b) parallel
  29. 29.🔗 Series or parallel circuit: “a break stops every bulb”? (a) series (b) parallel
  30. 30.True or false: “bulbs share the voltage” is true of a series circuit. (a) True (b) False
  31. 31.💡 2 identical bulbs are joined in series with a 5 V battery (ideal wires). How many volts does each bulb get? =
  32. 32.True or false: “one out, the rest glow” is true of a parallel circuit. (a) False (b) True
  33. 33.🔗 Series or parallel circuit: “used in house wiring”? (a) parallel (b) series
  34. 34.🔗 Series or parallel circuit: “one out, the rest glow”? (a) series (b) parallel
  35. 35.🔗 Series or parallel circuit: “many paths for current”? (a) parallel (b) series
  36. 36.💡 5 identical bulbs are joined in series with a 20 V battery (ideal wires). How many volts does each bulb get? =
  37. 37.💡 3 identical bulbs are joined in series with a 3 V battery (ideal wires). How many volts does each bulb get? =
  38. 38.True or false: “many paths for current” is true of a parallel circuit. (a) False (b) True
  39. 39.True or false: “a break stops every bulb” is true of a parallel circuit. (a) True (b) False
  40. 40.💡 4 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 3 glow? (a) No (b) Yes

Answer key

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

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