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Electronics Worksheet: Series Circuits

Electronics lesson 8: Series circuits · Set 171 · 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: “a break stops every bulb”? (a) parallel (b) series
  2. 2.💡 A battery lights 4 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
  3. 3.💡 In a series circuit, how many paths does the current have? (a) one for each bulb (b) one (c) two (d) none
  4. 4.🔗 Series or parallel circuit: “one bulb out, all go out”? (a) parallel (b) series
  5. 5.💡 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?
  6. 6.💡 2 identical bulbs are joined in series with an 8 V battery (ideal wires). How many volts does each bulb get? =
  7. 7.💡 Old festival light strings went fully dark when one bulb failed. How were they joined? (a) not joined (b) in parallel (c) by Wi-Fi (d) in series
  8. 8.🔗 Series or parallel circuit: “own switch for each bulb”? (a) series (b) parallel
  9. 9.💡 A battery lights 5 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
  10. 10.💡 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?
  11. 11.True or false: “one out, the rest glow” is true of a series circuit. (a) True (b) False
  12. 12.💡 3 identical bulbs are joined in series with a 12 V battery (ideal wires). How many volts does each bulb get? =
  13. 13.True or false: “used in house wiring” is true of a parallel circuit. (a) True (b) False
  14. 14.True or false: “each gets the full volts” is true of a parallel circuit. (a) True (b) False
  15. 15.💡 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) Yes (b) No
  16. 16.🔗 Series or parallel circuit: “used in house wiring”? (a) parallel (b) series
  17. 17.🔗 Series or parallel circuit: “many paths for current”? (a) parallel (b) series
  18. 18.🔗 Series or parallel circuit: “one out, the rest glow”? (a) parallel (b) series
  19. 19.🔗 Series or parallel circuit: “a single current path”? (a) parallel (b) series
  20. 20.True or false: “a break stops every bulb” is true of a parallel circuit. (a) False (b) True
  21. 21.💡 6 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
  22. 22.💡 4 identical bulbs are joined in series with a 10 V battery (ideal wires). How many volts does each bulb get? =
  23. 23.🔗 Series or parallel circuit: “each gets the full volts”? (a) series (b) parallel
  24. 24.💡 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) dimmer (c) brighter
  25. 25.💡 6 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 5 glow? (a) Yes (b) No
  26. 26.True or false: “each gets the full volts” is true of a series 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.💡 3 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) Yes (b) No
  29. 29.💡 3 identical bulbs are joined in series with a 4.5 V battery (ideal wires). How many volts does each bulb get? =
  30. 30.💡 3 identical bulbs are joined in series with a 7.5 V battery (ideal wires). How many volts does each bulb get? =
  31. 31.🔗 Series or parallel circuit: “bulbs share the voltage”? (a) series (b) parallel
  32. 32.True or false: “a single current path” is true of a parallel circuit. (a) False (b) True
  33. 33.True or false: “a single current path” is true of a series circuit. (a) True (b) False
  34. 34.💡 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?
  35. 35.💡 5 identical bulbs are joined in series with a 20 V battery (ideal wires). How many volts does each bulb get? =
  36. 36.💡 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
  37. 37.💡 2 identical bulbs are joined in series with a 2 V battery (ideal wires). How many volts does each bulb get? =
  38. 38.💡 2 identical bulbs are joined in series with a 3 V battery (ideal wires). How many volts does each bulb get? =
  39. 39.💡 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) the same (c) dimmer
  40. 40.True or false: “bulbs share the voltage” is true of a series circuit. (a) True (b) False

Answer key

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

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