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Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 260 · 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.True or false: a toggle switch springs back when let go. (a) True (b) False
  2. 2.🔘 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
  3. 3.What does a reed switch do? (a) flips up or down (b) stays where you flip it (c) closes near a magnet (d) slides side to side
  4. 4.True or false: a toggle switch closes when tipped over. (a) True (b) False
  5. 5.🔘 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
  6. 6.🔘 When a switch is ON, the circuit is … (a) cut (b) closed (c) broken (d) open
  7. 7.🔘 Which kind of switch stays where you flip it? (a) a reed switch (b) a push button (c) a toggle switch (d) a tilt switch
  8. 8.True or false: a toggle switch stays where you flip it. (a) False (b) True
  9. 9.True or false: a push button flips up or down. (a) True (b) False
  10. 10.True or false: a tilt switch closes when tipped over. (a) False (b) True
  11. 11.What does a tilt switch do? (a) works only while pressed (b) slides side to side (c) closes when tipped over (d) closes near a magnet
  12. 12.🔘 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 OFF and C is ON. Does the bulb glow? (a) No (b) Yes
  13. 13.What does a slide switch do? (a) slides side to side (b) stays where you flip it (c) closes when tipped over (d) closes near a magnet
  14. 14.🔘 A bulb and a cell are joined through 4 switches one after another in a single loop (series). What is the smallest number of switches that must be ON to light the bulb?
  15. 15.True or false: a slide switch flips up or down. (a) True (b) False
  16. 16.🔘 Two switches are in parallel (side by side). When does the bulb glow? (a) never (b) when either is ON (c) only when both are ON (d) only when both are OFF
  17. 17.True or false: a toggle switch flips up or down. (a) True (b) False
  18. 18.🔘 Which kind of switch works only while pressed? (a) a toggle switch (b) a push button (c) a slide switch (d) a reed switch
  19. 19.🔘 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 ON and B is OFF. Does the bulb glow? (a) Yes (b) No
  20. 20.What does a toggle switch do? (a) stays where you flip it (b) closes near a magnet (c) closes when tipped over (d) springs back when let go
  21. 21.What does a push button do? (a) works only while pressed (b) stays where you flip it (c) slides side to side (d) flips up or down
  22. 22.🔘 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
  23. 23.🔘 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
  24. 24.🔘 Two switches are in series. When does the bulb glow? (a) when both are OFF (b) when either is ON (c) never (d) when both are ON
  25. 25.🔘 What does a switch do in a circuit? (a) makes electricity (b) stores current (c) opens or closes the loop (d) changes the voltage
  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 ON, B is ON and C is ON. Does the bulb glow? (a) Yes (b) No
  27. 27.🔘 A bulb and a cell are joined through 2 switches one after another in a single loop (series). What is the smallest number of switches that must be ON to light the bulb?
  28. 28.🔘 Which kind of switch closes near a magnet? (a) a reed switch (b) a toggle switch (c) a slide switch (d) a tilt switch
  29. 29.🔘 Which kind of switch springs back when let go? (a) a slide switch (b) a toggle switch (c) a push button (d) a tilt switch
  30. 30.🔘 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 ON. Does the bulb glow? (a) Yes (b) No
  31. 31.🔘 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) Yes (b) No
  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 ON. Does the bulb glow? (a) No (b) Yes
  33. 33.🔘 Which kind of switch slides side to side? (a) a slide switch (b) a toggle switch (c) a reed switch (d) a push button
  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 OFF, B is OFF and C is ON. Does the bulb glow? (a) No (b) Yes
  35. 35.🔘 Which kind of switch flips up or down? (a) a slide switch (b) a push button (c) a toggle switch (d) a tilt switch
  36. 36.True or false: a push button springs back when let go. (a) True (b) False
  37. 37.🔘 A bulb and a cell are joined through 3 switches one after another in a single loop (series). What is the smallest number of switches that must be ON to light the bulb?
  38. 38.What does a toggle switch do? (a) flips up or down (b) works only while pressed (c) closes when tipped over (d) slides side to side
  39. 39.🔘 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 OFF, B is ON and C is ON. Does the bulb glow? (a) No (b) Yes
  40. 40.🔘 A cell, a bulb and switches A and B are joined one after another in a single loop (series). A is ON and B is ON. Does the bulb glow? (a) No (b) Yes

Answer key

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

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