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Electronics Worksheet: Series Circuits

Electronics lesson 8: Series circuits · Set 398 · 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.True or false: “bulbs share the voltage” is true of a parallel circuit. (a) True (b) False
  2. 2.🔗 Series or parallel circuit: “bulbs share the voltage”? (a) parallel (b) series
  3. 3.💡 2 identical bulbs are joined in series with a 3 V battery (ideal wires). How many volts does each bulb get? =
  4. 4.💡 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. Does bulb 6 glow? (a) No (b) Yes
  5. 5.True or false: “own switch for each bulb” is true of a parallel circuit. (a) False (b) True
  6. 6.💡 Old festival light strings went fully dark when one bulb failed. How were they joined? (a) by Wi-Fi (b) in parallel (c) in series (d) not joined
  7. 7.💡 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 1 glow? (a) No (b) Yes
  8. 8.🔗 Series or parallel circuit: “a single current path”? (a) parallel (b) series
  9. 9.🔗 Series or parallel circuit: “one bulb out, all go out”? (a) series (b) parallel
  10. 10.💡 In a series circuit, how many paths does the current have? (a) none (b) one for each bulb (c) one (d) two
  11. 11.True or false: “a single current path” is true of a parallel circuit. (a) True (b) False
  12. 12.True or false: “many paths for current” is true of a series circuit. (a) False (b) True
  13. 13.🔗 Series or parallel circuit: “one out, the rest glow”? (a) parallel (b) series
  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.💡 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) the same (c) dimmer
  16. 16.True or false: “a single current path” is true of a series circuit. (a) True (b) False
  17. 17.💡 5 identical bulbs are joined in series with a 20 V battery (ideal wires). How many volts does each bulb get? =
  18. 18.💡 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?
  19. 19.True or false: “a break stops every bulb” is true of a series circuit. (a) False (b) True
  20. 20.True or false: “own switch for each bulb” is true of a series circuit. (a) True (b) False
  21. 21.🔗 Series or parallel circuit: “each gets the full volts”? (a) series (b) parallel
  22. 22.💡 3 identical bulbs are joined in series with a 3 V battery (ideal wires). How many volts does each bulb get? =
  23. 23.💡 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
  24. 24.💡 4 identical bulbs are joined in series with a 10 V battery (ideal wires). How many volts does each bulb get? =
  25. 25.True or false: “one out, the rest glow” is true of a series circuit. (a) True (b) False
  26. 26.True or false: “many paths for current” is true of a parallel circuit. (a) True (b) False
  27. 27.True or false: “used in house wiring” is true of a series circuit. (a) True (b) False
  28. 28.🔗 Series or parallel circuit: “a break stops every bulb”? (a) parallel (b) series
  29. 29.💡 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?
  30. 30.💡 4 identical bulbs are joined in series with a 6 V battery (ideal wires). How many volts does each bulb get? =
  31. 31.💡 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. How many bulbs glow?
  32. 32.💡 2 identical bulbs are joined in series with a 4 V battery (ideal wires). How many volts does each bulb get? =
  33. 33.True or false: “each gets the full volts” is true of a parallel circuit. (a) True (b) False
  34. 34.True or false: “bulbs share the voltage” is true of a series circuit. (a) False (b) True
  35. 35.💡 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 1 glow? (a) No (b) Yes
  36. 36.True or false: “each gets the full volts” is true of a series circuit. (a) False (b) True
  37. 37.🔗 Series or parallel circuit: “many paths for current”? (a) series (b) parallel
  38. 38.💡 3 identical bulbs are joined in series with a 9 V battery (ideal wires). How many volts does each bulb get? =
  39. 39.💡 2 identical bulbs are joined in series with a 2 V battery (ideal wires). How many volts does each bulb get? =
  40. 40.💡 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 3 glow? (a) Yes (b) No

Answer key

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

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