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Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 732 · 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 stays where you flip it? (a) a slide switch (b) a toggle switch (c) a tilt switch (d) a push button
  2. 2.What does a slide switch do? (a) stays where you flip it (b) flips up or down (c) closes when tipped over (d) slides side to side
  3. 3.🔘 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) Yes (b) No
  4. 4.🔘 Which kind of switch slides side to side? (a) a toggle switch (b) a tilt switch (c) a reed switch (d) a slide switch
  5. 5.What does a reed switch do? (a) slides side to side (b) closes near a magnet (c) springs back when let go (d) works only while pressed
  6. 6.🔘 Which kind of switch closes near a magnet? (a) a reed switch (b) a toggle switch (c) a push button (d) a tilt switch
  7. 7.🔘 Two switches are in series. When does the bulb glow? (a) when either is ON (b) when both are OFF (c) when both are ON (d) never
  8. 8.🔘 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
  9. 9.True or false: a toggle switch flips up or down. (a) False (b) True
  10. 10.🔘 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 OFF and C is OFF. Does the bulb glow? (a) No (b) Yes
  11. 11.🔘 When a switch is ON, the circuit is … (a) open (b) broken (c) closed (d) cut
  12. 12.🔘 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
  13. 13.True or false: a tilt switch closes when tipped over. (a) True (b) False
  14. 14.🔘 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
  15. 15.🔘 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
  16. 16.🔘 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 OFF. Does the bulb glow? (a) No (b) Yes
  17. 17.What does a toggle switch do? (a) springs back when let go (b) works only while pressed (c) closes when tipped over (d) flips up or down
  18. 18.🔘 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
  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 ON. Does the bulb glow? (a) No (b) Yes
  20. 20.🔘 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 ON, C is OFF and D is OFF. Does the bulb glow? (a) No (b) Yes
  21. 21.True or false: a toggle switch closes when tipped over. (a) False (b) True
  22. 22.True or false: a toggle switch stays where you flip it. (a) False (b) True
  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.🔘 What does a switch do in a circuit? (a) stores current (b) opens or closes the loop (c) makes electricity (d) changes the voltage
  25. 25.🔘 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?
  26. 26.🔘 Which kind of switch closes when tipped over? (a) a push button (b) a slide switch (c) a tilt switch (d) a toggle switch
  27. 27.What does a tilt switch do? (a) slides side to side (b) closes near a magnet (c) stays where you flip it (d) closes when tipped over
  28. 28.What does a push button do? (a) stays where you flip it (b) works only while pressed (c) flips up or down (d) closes when tipped over
  29. 29.What does a toggle switch do? (a) stays where you flip it (b) closes near a magnet (c) springs back when let go (d) closes when tipped over
  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 OFF. Does the bulb glow? (a) Yes (b) No
  31. 31.🔘 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 OFF. Does the bulb glow? (a) No (b) Yes
  32. 32.True or false: a toggle switch closes near a magnet. (a) False (b) True
  33. 33.🔘 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 ON and C is ON. Does the bulb glow? (a) No (b) Yes
  34. 34.🔘 Which kind of switch springs back when let go? (a) a reed switch (b) a tilt switch (c) a slide switch (d) a push button
  35. 35.🔘 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
  36. 36.🔘 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) Yes (b) No
  37. 37.🔘 Which kind of switch flips up or down? (a) a toggle switch (b) a slide switch (c) a reed switch (d) a tilt switch
  38. 38.What does a push button do? (a) slides side to side (b) closes near a magnet (c) stays where you flip it (d) springs back when let go
  39. 39.True or false: a push button springs back when let go. (a) True (b) False
  40. 40.🔘 A bulb and a cell are joined through 3 switches on 3 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?

Answer key

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

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