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Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 647 · 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 slides side to side? (a) a slide switch (b) a push button (c) a reed switch (d) a toggle switch
  2. 2.🔘 Which kind of switch closes near a magnet? (a) a toggle switch (b) a tilt switch (c) a slide switch (d) a reed switch
  3. 3.What does a reed switch do? (a) stays where you flip it (b) springs back when let go (c) flips up or down (d) closes near a magnet
  4. 4.What does a slide switch do? (a) works only while pressed (b) slides side to side (c) closes when tipped over (d) flips up or down
  5. 5.What does a tilt switch do? (a) slides side to side (b) springs back when let go (c) closes when tipped over (d) flips up or down
  6. 6.🔘 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) Yes (b) No
  7. 7.🔘 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 OFF. Does the bulb glow? (a) No (b) Yes
  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) No (b) Yes
  9. 9.🔘 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 ON and D is ON. Does the bulb glow? (a) No (b) Yes
  10. 10.🔘 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) No (b) Yes
  11. 11.What does a toggle switch do? (a) stays where you flip it (b) slides side to side (c) closes near a magnet (d) closes when tipped over
  12. 12.True or false: a push button works only while pressed. (a) True (b) False
  13. 13.🔘 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
  14. 14.True or false: a slide switch springs back when let go. (a) True (b) False
  15. 15.🔘 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
  16. 16.What does a toggle switch do? (a) closes when tipped over (b) slides side to side (c) flips up or down (d) springs back when let go
  17. 17.What does a push button do? (a) flips up or down (b) slides side to side (c) closes when tipped over (d) springs back when let go
  18. 18.True or false: a slide switch works only while pressed. (a) True (b) False
  19. 19.🔘 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) Yes (b) No
  20. 20.🔘 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 ON. Does the bulb glow? (a) No (b) Yes
  21. 21.🔘 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 OFF, C is OFF and D is OFF. Does the bulb glow? (a) Yes (b) No
  22. 22.🔘 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?
  23. 23.🔘 Which kind of switch works only while pressed? (a) a push button (b) a reed switch (c) a tilt switch (d) a slide switch
  24. 24.🔘 Which kind of switch flips up or down? (a) a toggle switch (b) a reed switch (c) a tilt switch (d) a slide switch
  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 OFF. Does the bulb glow? (a) Yes (b) No
  26. 26.🔘 Two switches are in parallel (side by side). When does the bulb glow? (a) only when both are OFF (b) when either is ON (c) only when both are ON (d) never
  27. 27.True or false: a slide switch slides side to side. (a) True (b) False
  28. 28.🔘 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
  29. 29.🔘 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
  30. 30.🔘 What does a switch do in a circuit? (a) changes the voltage (b) makes electricity (c) opens or closes the loop (d) stores current
  31. 31.🔘 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 OFF, C is ON and D is ON. Does the bulb glow? (a) No (b) Yes
  32. 32.True or false: a slide switch stays where you flip it. (a) False (b) True
  33. 33.🔘 A bulb and a cell are joined through 2 switches on 2 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?
  34. 34.True or false: a reed switch slides side to side. (a) True (b) False
  35. 35.What does a push button do? (a) closes near a magnet (b) flips up or down (c) works only while pressed (d) slides side to side
  36. 36.🔘 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
  37. 37.🔘 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
  38. 38.🔘 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) Yes (b) No
  39. 39.🔘 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?
  40. 40.🔘 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 OFF. Does the bulb glow? (a) Yes (b) No

Answer key

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

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