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Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 24 · 40 questions
TalentJR

Remember (All for series, any for parallel): Series switches (one path): the bulb glows only if ALL are ON. Parallel switches (side-by-side paths): the bulb glows if ANY one is ON. Mixed: work out each path, then ask if there is at least one complete path.

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  1. 1.🔘 Which kind of switch springs back when let go? (a) a push button (b) a reed switch (c) a tilt switch (d) a toggle switch
  2. 2.True or false: a toggle switch stays where you flip it. (a) False (b) True
  3. 3.🔘 A cell, a bulb and switches A, B, C and D are joined one after another in a single loop (series). A is OFF, B is OFF, C is ON and D is OFF. Does the bulb glow? (a) No (b) Yes
  4. 4.🔘 A cell, a bulb and switches A, B, C and D are joined one after another in a single loop (series). A is ON, B is OFF, C is OFF and D is OFF. Does the bulb glow? (a) Yes (b) No
  5. 5.🔘 A cell and a bulb are joined to 2 side-by-side paths with one switch on each path — A and B (parallel). A is OFF and B is OFF. Does the bulb glow? (a) No (b) Yes
  6. 6.🔘 Which kind of switch stays where you flip it? (a) a toggle switch (b) a slide switch (c) a reed switch (d) a push button
  7. 7.True or false: a push button springs back when let go. (a) False (b) True
  8. 8.What does a reed switch do? (a) springs back when let go (b) slides side to side (c) closes near a magnet (d) flips up or down
  9. 9.🔘 Switch A is on the main wire next to the cell and the bulb; then the wire splits into two side-by-side paths, one with switch B and one with switch C. A is OFF, B is OFF and C is OFF. Does the bulb glow? (a) No (b) Yes
  10. 10.🔘 Which kind of switch flips up or down? (a) a tilt switch (b) a slide switch (c) a toggle switch (d) a reed switch
  11. 11.🔘 A cell and a bulb are joined to two side-by-side paths: path 1 has switches A and B one after another, path 2 has switch C. A is OFF, B is OFF and C is ON. Does the bulb glow? (a) No (b) Yes
  12. 12.🔘 A cell and a bulb are joined to 4 side-by-side paths with one switch on each path — A, B, C and D (parallel). A is OFF, B is OFF, C is OFF and D is OFF. Does the bulb glow? (a) No (b) Yes
  13. 13.🔘 Switch A is on the main wire next to the cell and the bulb; then the wire splits into two side-by-side paths, one with switch B and one with switch C. A is ON, B is ON and C is ON. Does the bulb glow? (a) No (b) Yes
  14. 14.🔘 Switch A is on the main wire next to the cell and the bulb; then the wire splits into two side-by-side paths, one with switch B and one with switch C. A is ON, B is OFF and C is ON. Does the bulb glow? (a) Yes (b) No
  15. 15.True or false: a tilt switch closes when tipped over. (a) False (b) True
  16. 16.True or false: a slide switch stays where you flip it. (a) True (b) False
  17. 17.🔘 Two switches are in parallel (side by side). When does the bulb glow? (a) only when both are OFF (b) only when both are ON (c) never (d) when either is ON
  18. 18.🔘 Which kind of switch slides side to side? (a) a slide switch (b) a tilt switch (c) a reed switch (d) a toggle switch
  19. 19.True or false: a tilt switch stays where you flip it. (a) False (b) True
  20. 20.True or false: a tilt switch slides side to side. (a) True (b) False
  21. 21.🔘 A cell and a bulb are joined to two side-by-side paths: path 1 has switches A and B one after another, path 2 has switch C. A is ON, B is ON and C is OFF. Does the bulb glow? (a) No (b) Yes
  22. 22.What does a slide switch do? (a) works only while pressed (b) slides side to side (c) closes when tipped over (d) stays where you flip it
  23. 23.🔘 A cell and a bulb are joined to two side-by-side paths: path 1 has switches A and B one after another, path 2 has switch C. A is OFF, B is OFF and C is OFF. Does the bulb glow? (a) No (b) Yes
  24. 24.🔘 Which kind of switch closes near a magnet? (a) a toggle switch (b) a reed switch (c) a push button (d) a tilt switch
  25. 25.True or false: a reed switch stays where you flip it. (a) True (b) False
  26. 26.🔘 What does a switch do in a circuit? (a) makes electricity (b) stores current (c) changes the voltage (d) opens or closes the loop
  27. 27.True or false: a reed switch closes near a magnet. (a) False (b) True
  28. 28.🔘 A cell, a bulb and switches A and B are joined one after another in a single loop (series). A is OFF and B is OFF. Does the bulb glow? (a) No (b) Yes
  29. 29.🔘 A cell and a bulb are joined to two side-by-side paths: path 1 has switches A and B one after another, path 2 has switch C. A is OFF, B is ON and C is OFF. Does the bulb glow? (a) No (b) Yes
  30. 30.What does a push button do? (a) flips up or down (b) stays where you flip it (c) works only while pressed (d) slides side to side
  31. 31.What does a tilt switch do? (a) slides side to side (b) works only while pressed (c) closes when tipped over (d) stays where you flip it
  32. 32.🔘 Switch A is on the main wire next to the cell and the bulb; then the wire splits into two side-by-side paths, one with switch B and one with switch C. A is ON, B is OFF and C is OFF. Does the bulb glow? (a) Yes (b) No
  33. 33.🔘 A bulb and a cell are joined through 6 switches on 6 side-by-side paths, one switch on each path (parallel). What is the smallest number of switches that must be ON to light the bulb?
  34. 34.🔘 A cell and a bulb are joined to 3 side-by-side paths with one switch on each path — A, B and C (parallel). A is ON, B is ON and C is ON. Does the bulb glow? (a) No (b) Yes
  35. 35.What does a push button do? (a) flips up or down (b) springs back when let go (c) slides side to side (d) stays where you flip it
  36. 36.True or false: a slide switch slides side to side. (a) True (b) False
  37. 37.🔘 A cell, a bulb and switches A, B and C are joined one after another in a single loop (series). A is OFF, B is OFF and C is OFF. Does the bulb glow? (a) No (b) Yes
  38. 38.True or false: a toggle switch closes near a magnet. (a) False (b) True
  39. 39.🔘 Which kind of switch works only while pressed? (a) a slide switch (b) a tilt switch (c) a push button (d) a reed switch
  40. 40.🔘 Two switches are in series. When does the bulb glow? (a) when either is ON (b) when both are ON (c) when both are OFF (d) never

Answer key

  1. a push button
  2. True
  3. No
  4. No
  5. No
  6. a toggle switch
  7. True
  8. closes near a magnet
  9. No
  10. a toggle switch
  11. Yes
  12. No
  13. Yes
  14. Yes
  15. True
  16. False
  17. when either is ON
  18. a slide switch
  19. False
  20. False
  21. Yes
  22. slides side to side
  23. No
  24. a reed switch
  25. False
  26. opens or closes the loop
  27. True
  28. No
  29. No
  30. works only while pressed
  31. closes when tipped over
  32. No
  33. 1
  34. Yes
  35. springs back when let go
  36. True
  37. No
  38. False
  39. a push button
  40. when both are ON

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