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Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 84 · 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 slide switch slides side to side. (a) True (b) False
  2. 2.🔘 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 ON. Does the bulb glow? (a) Yes (b) No
  3. 3.True or false: a tilt switch springs back when let go. (a) False (b) True
  4. 4.🔘 A bulb and a cell are joined through 4 switches on 4 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?
  5. 5.What does a tilt switch do? (a) flips up or down (b) slides side to side (c) works only while pressed (d) closes when tipped over
  6. 6.🔘 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
  7. 7.🔘 When a switch is ON, the circuit is … (a) closed (b) open (c) broken (d) cut
  8. 8.🔘 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) Yes (b) No
  9. 9.🔘 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 OFF. Does the bulb glow? (a) Yes (b) No
  10. 10.🔘 Which kind of switch closes near a magnet? (a) a tilt switch (b) a slide switch (c) a push button (d) a reed switch
  11. 11.🔘 Which kind of switch stays where you flip it? (a) a toggle switch (b) a slide switch (c) a tilt switch (d) a push button
  12. 12.🔘 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
  13. 13.True or false: a push button springs back when let go. (a) True (b) False
  14. 14.What does a toggle switch do? (a) closes when tipped over (b) works only while pressed (c) flips up or down (d) springs back when let go
  15. 15.🔘 Which kind of switch slides side to side? (a) a push button (b) a toggle switch (c) a tilt switch (d) a slide switch
  16. 16.True or false: a toggle switch closes near a magnet. (a) True (b) False
  17. 17.🔘 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 ON. Does the bulb glow? (a) No (b) Yes
  18. 18.🔘 Which kind of switch works only while pressed? (a) a slide switch (b) a push button (c) a toggle switch (d) a reed switch
  19. 19.True or false: a toggle switch flips up or down. (a) False (b) True
  20. 20.What does a reed switch do? (a) springs back when let go (b) closes near a magnet (c) slides side to side (d) works only while pressed
  21. 21.True or false: a push button works only while pressed. (a) False (b) True
  22. 22.🔘 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 ON. Does the bulb glow? (a) Yes (b) No
  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) No (b) Yes
  24. 24.🔘 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) Yes (b) No
  25. 25.🔘 Which kind of switch closes when tipped over? (a) a push button (b) a toggle switch (c) a tilt switch (d) a slide switch
  26. 26.True or false: a slide switch springs back when let go. (a) True (b) False
  27. 27.🔘 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 OFF and C is ON. Does the bulb glow? (a) No (b) Yes
  28. 28.True or false: a toggle switch slides side to side. (a) True (b) False
  29. 29.What does a push button do? (a) closes when tipped over (b) works only while pressed (c) closes near a magnet (d) stays where you flip it
  30. 30.🔘 Two switches are in series. When does the bulb glow? (a) when either is ON (b) never (c) when both are ON (d) when both are OFF
  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 OFF. Does the bulb glow? (a) No (b) Yes
  32. 32.🔘 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 ON, C is ON and D is OFF. Does the bulb glow? (a) Yes (b) No
  33. 33.What does a slide switch do? (a) closes when tipped over (b) works only while pressed (c) stays where you flip it (d) slides side to side
  34. 34.🔘 Which kind of switch flips up or down? (a) a reed switch (b) a push button (c) a slide switch (d) a toggle switch
  35. 35.🔘 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) Yes (b) No
  36. 36.🔘 A bulb and a cell are joined through 5 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.What does a push button do? (a) stays where you flip it (b) slides side to side (c) closes near a magnet (d) springs back when let go
  38. 38.🔘 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 ON and D is OFF. Does the bulb glow? (a) No (b) Yes
  39. 39.🔘 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?
  40. 40.True or false: a tilt switch closes when tipped over. (a) True (b) False

Answer key

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

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