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Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 392 · 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.What does a slide switch do? (a) closes when tipped over (b) stays where you flip it (c) works only while pressed (d) slides side to side
  2. 2.True or false: a toggle switch closes near a magnet. (a) False (b) True
  3. 3.🔘 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
  4. 4.True or false: a toggle switch stays where you flip it. (a) True (b) False
  5. 5.What does a push button do? (a) stays where you flip it (b) closes when tipped over (c) slides side to side (d) springs back when let go
  6. 6.🔘 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
  7. 7.🔘 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) Yes (b) No
  8. 8.🔘 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
  9. 9.🔘 Which kind of switch closes near a magnet? (a) a slide switch (b) a toggle switch (c) a reed switch (d) a push button
  10. 10.What does a reed switch do? (a) stays where you flip it (b) closes near a magnet (c) springs back when let go (d) flips up or down
  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 ON, B is ON and C is ON. Does the bulb glow? (a) Yes (b) No
  12. 12.🔘 Which kind of switch flips up or down? (a) a toggle switch (b) a slide switch (c) a tilt switch (d) a reed switch
  13. 13.What does a push button do? (a) slides side to side (b) closes near a magnet (c) stays where you flip it (d) works only while pressed
  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) No (b) Yes
  15. 15.🔘 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
  16. 16.🔘 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) Yes (b) No
  17. 17.What does a toggle switch do? (a) works only while pressed (b) flips up or down (c) slides side to side (d) springs back when let go
  18. 18.🔘 Two switches are in parallel (side by side). When does the bulb glow? (a) when either is ON (b) only when both are OFF (c) never (d) only when both are 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 OFF and B is OFF. Does the bulb glow? (a) Yes (b) No
  20. 20.🔘 Which kind of switch works only while pressed? (a) a reed switch (b) a push button (c) a slide switch (d) a toggle switch
  21. 21.True or false: a slide switch works only while pressed. (a) False (b) True
  22. 22.🔘 When a switch is ON, the circuit is … (a) open (b) cut (c) closed (d) broken
  23. 23.True or false: a push button closes near a magnet. (a) False (b) True
  24. 24.True or false: a slide switch closes near a magnet. (a) True (b) False
  25. 25.What does a toggle switch do? (a) slides side to side (b) stays where you flip it (c) works only while pressed (d) springs back when let go
  26. 26.🔘 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?
  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 ON and C is OFF. Does the bulb glow? (a) Yes (b) No
  28. 28.What does a tilt switch do? (a) flips up or down (b) closes when tipped over (c) springs back when let go (d) works only while pressed
  29. 29.🔘 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 OFF. Does the bulb glow? (a) No (b) Yes
  30. 30.True or false: a slide switch flips up or down. (a) False (b) True
  31. 31.True or false: a push button springs back when let go. (a) False (b) True
  32. 32.🔘 Which kind of switch closes when tipped over? (a) a slide switch (b) a push button (c) a tilt switch (d) a toggle switch
  33. 33.🔘 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 ON, C is ON and D is ON. Does the bulb glow? (a) Yes (b) No
  34. 34.🔘 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?
  35. 35.🔘 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 OFF and D is OFF. Does the bulb glow? (a) Yes (b) No
  36. 36.🔘 Which kind of switch springs back when let go? (a) a push button (b) a tilt switch (c) a reed switch (d) a toggle switch
  37. 37.True or false: a push button works only while pressed. (a) False (b) True
  38. 38.True or false: a reed switch slides side to side. (a) False (b) True
  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 ON, B is ON and C is ON. Does the bulb glow? (a) No (b) Yes
  40. 40.🔘 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

Answer key

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

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