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Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 871 · 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 closes when tipped over? (a) a push button (b) a toggle switch (c) a slide switch (d) a tilt switch
  2. 2.🔘 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 ON and C is OFF. Does the bulb glow? (a) No (b) Yes
  3. 3.🔘 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) Yes (b) No
  4. 4.🔘 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 ON. Does the bulb glow? (a) Yes (b) No
  5. 5.🔘 Which kind of switch works only while pressed? (a) a tilt switch (b) a push button (c) a toggle switch (d) a reed switch
  6. 6.🔘 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 ON. Does the bulb glow? (a) Yes (b) No
  7. 7.What does a push button do? (a) closes when tipped over (b) flips up or down (c) springs back when let go (d) closes near a magnet
  8. 8.🔘 Which kind of switch flips up or down? (a) a reed switch (b) a slide switch (c) a push button (d) a toggle switch
  9. 9.🔘 Which kind of switch slides side to side? (a) a tilt switch (b) a push button (c) a reed switch (d) a slide switch
  10. 10.What does a reed switch do? (a) stays where you flip it (b) closes when tipped over (c) slides side to side (d) closes near a magnet
  11. 11.🔘 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 ON, B is ON, C is OFF and D is OFF. Does the bulb glow? (a) Yes (b) No
  12. 12.True or false: a toggle switch slides side to side. (a) True (b) False
  13. 13.True or false: a slide switch flips up or down. (a) False (b) True
  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 OFF, B is OFF and C is ON. Does the bulb glow? (a) No (b) Yes
  15. 15.What does a slide switch do? (a) closes when tipped over (b) closes near a magnet (c) slides side to side (d) flips up or down
  16. 16.True or false: a reed switch springs back when let go. (a) False (b) True
  17. 17.What does a toggle switch do? (a) springs back when let go (b) flips up or down (c) closes when tipped over (d) closes near a magnet
  18. 18.🔘 Two switches are in series. When does the bulb glow? (a) when either is ON (b) when both are ON (c) never (d) when both are OFF
  19. 19.True or false: a toggle switch closes when tipped over. (a) True (b) False
  20. 20.🔘 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
  21. 21.🔘 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 ON. Does the bulb glow? (a) No (b) Yes
  22. 22.🔘 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
  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 ON and C is ON. Does the bulb glow? (a) Yes (b) No
  24. 24.🔘 Two switches are in parallel (side by side). When does the bulb glow? (a) only when both are OFF (b) never (c) only when both are ON (d) when either is ON
  25. 25.🔘 A cell, a bulb and switches A, B and C are joined one after another in a single loop (series). A is ON, B is ON and C is ON. Does the bulb glow? (a) No (b) Yes
  26. 26.🔘 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) Yes (b) No
  27. 27.🔘 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
  28. 28.🔘 Which kind of switch stays where you flip it? (a) a reed switch (b) a push button (c) a toggle switch (d) a slide switch
  29. 29.True or false: a push button springs back when let go. (a) True (b) False
  30. 30.🔘 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) Yes (b) No
  31. 31.🔘 A cell, a bulb and switches A, B and C are joined one after another in a single loop (series). A is ON, B is ON and C is OFF. Does the bulb glow? (a) Yes (b) No
  32. 32.What does a tilt switch do? (a) works only while pressed (b) flips up or down (c) stays where you flip it (d) closes when tipped over
  33. 33.True or false: a toggle switch closes near a magnet. (a) True (b) False
  34. 34.🔘 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) No (b) Yes
  35. 35.True or false: a tilt switch closes when tipped over. (a) True (b) False
  36. 36.🔘 A bulb and a cell are joined through 6 switches one after another in a single loop (series). What is the smallest number of switches that must be ON to light the bulb?
  37. 37.🔘 Which kind of switch closes near a magnet? (a) a push button (b) a slide switch (c) a tilt switch (d) a reed switch
  38. 38.What does a push button do? (a) flips up or down (b) works only while pressed (c) slides side to side (d) stays where you flip it
  39. 39.True or false: a push button works only while pressed. (a) False (b) True
  40. 40.True or false: a tilt switch stays where you flip it. (a) True (b) False

Answer key

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

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