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Electronics Worksheet: Series Circuits

Electronics lesson 8: Series circuits · Set 26 · 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 series circuit. (a) True (b) False
  2. 2.💡 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) brighter (c) the same
  3. 3.🔗 Series or parallel circuit: “one bulb out, all go out”? (a) series (b) parallel
  4. 4.💡 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) No (b) Yes
  5. 5.True or false: “own switch for each bulb” is true of a series circuit. (a) True (b) False
  6. 6.💡 In a series circuit, how many paths does the current have? (a) none (b) one for each bulb (c) one (d) two
  7. 7.💡 5 identical bulbs are joined in series with a 20 V battery (ideal wires). How many volts does each bulb get? =
  8. 8.💡 3 identical bulbs are joined in series with a 6 V battery (ideal wires). How many volts does each bulb get? =
  9. 9.True or false: “bulbs share the voltage” is true of a parallel circuit. (a) True (b) False
  10. 10.🔗 Series or parallel circuit: “a single current path”? (a) parallel (b) series
  11. 11.💡 Old festival light strings went fully dark when one bulb failed. How were they joined? (a) by Wi-Fi (b) in series (c) not joined (d) in parallel
  12. 12.🔗 Series or parallel circuit: “used in house wiring”? (a) parallel (b) series
  13. 13.💡 5 identical bulbs are joined in series with a battery and a closed switch on the main wire. Bulb 5 is taken out of its holder. Does bulb 4 glow? (a) Yes (b) No
  14. 14.🔗 Series or parallel circuit: “one out, the rest glow”? (a) parallel (b) series
  15. 15.💡 3 identical bulbs are joined in series with a 4.5 V battery (ideal wires). How many volts does each bulb get? =
  16. 16.🔗 Series or parallel circuit: “a break stops every bulb”? (a) parallel (b) series
  17. 17.💡 6 identical bulbs are joined in series with a battery and a closed switch on the main wire. Bulb 5 is taken out of its holder. How many bulbs glow?
  18. 18.💡 4 identical bulbs are joined in series with a 6 V battery (ideal wires). How many volts does each bulb get? =
  19. 19.💡 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?
  20. 20.💡 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
  21. 21.💡 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 1 glow? (a) Yes (b) No
  22. 22.🔗 Series or parallel circuit: “each gets the full volts”? (a) series (b) parallel
  23. 23.True or false: “a break stops every bulb” is true of a series circuit. (a) False (b) True
  24. 24.💡 3 identical bulbs are joined in series with a 9 V battery (ideal wires). How many volts does each bulb get? =
  25. 25.💡 3 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?
  26. 26.True or false: “one bulb out, all go out” is true of a series circuit. (a) False (b) True
  27. 27.💡 4 identical bulbs are joined in series with a 16 V battery (ideal wires). How many volts does each bulb get? =
  28. 28.💡 2 identical bulbs are joined in series with a 5 V battery (ideal wires). How many volts does each bulb get? =
  29. 29.True or false: “a single current path” is true of a parallel circuit. (a) False (b) True
  30. 30.💡 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. Does bulb 2 glow? (a) Yes (b) No
  31. 31.💡 A battery lights 2 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
  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. How many bulbs glow?
  33. 33.💡 4 identical bulbs are joined in series with a 10 V battery (ideal wires). How many volts does each bulb get? =
  34. 34.🔗 Series or parallel circuit: “many paths for current”? (a) parallel (b) series
  35. 35.True or false: “one out, the rest glow” is true of a series circuit. (a) False (b) True
  36. 36.💡 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. How many bulbs glow?
  37. 37.🔗 Series or parallel circuit: “own switch for each bulb”? (a) parallel (b) series
  38. 38.💡 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
  39. 39.💡 4 identical bulbs are joined in series with an 8 V battery (ideal wires). How many volts does each bulb get? =
  40. 40.💡 2 identical bulbs are joined in series with a 4 V battery (ideal wires). How many volts does each bulb get? =

Answer key

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

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