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Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 89 · 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.🔘 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
  2. 2.🔘 Which kind of switch flips up or down? (a) a reed switch (b) a tilt switch (c) a toggle switch (d) a push button
  3. 3.🔘 Which kind of switch stays where you flip it? (a) a slide switch (b) a push button (c) a reed switch (d) a toggle switch
  4. 4.🔘 Two switches are in series. When does the bulb glow? (a) when both are OFF (b) never (c) when either is ON (d) when both are ON
  5. 5.What does a toggle switch do? (a) slides side to side (b) closes when tipped over (c) stays where you flip it (d) works only while pressed
  6. 6.What does a tilt switch do? (a) slides side to side (b) flips up or down (c) stays where you flip it (d) closes when tipped over
  7. 7.🔘 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 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 ON, B is ON and C is OFF. Does the bulb glow? (a) No (b) Yes
  9. 9.What does a reed switch do? (a) flips up or down (b) closes near a magnet (c) slides side to side (d) closes when tipped over
  10. 10.🔘 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
  11. 11.🔘 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) No (b) Yes
  12. 12.True or false: a tilt switch closes when tipped over. (a) True (b) False
  13. 13.🔘 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) Yes (b) No
  14. 14.🔘 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?
  15. 15.🔘 Which kind of switch slides side to side? (a) a tilt switch (b) a reed switch (c) a push button (d) a slide switch
  16. 16.True or false: a reed switch flips up or down. (a) False (b) True
  17. 17.🔘 Which kind of switch springs back when let go? (a) a reed switch (b) a push button (c) a toggle switch (d) a slide switch
  18. 18.🔘 A bulb and a cell are joined through 5 switches on 5 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?
  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 ON. Does the bulb glow? (a) Yes (b) No
  20. 20.True or false: a toggle switch stays where you flip it. (a) False (b) True
  21. 21.🔘 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
  22. 22.🔘 Which kind of switch closes when tipped over? (a) a reed switch (b) a tilt switch (c) a slide switch (d) a toggle switch
  23. 23.True or false: a toggle switch works only while pressed. (a) False (b) True
  24. 24.🔘 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
  25. 25.What does a slide switch do? (a) closes when tipped over (b) slides side to side (c) springs back when let go (d) flips up or down
  26. 26.🔘 When a switch is ON, the circuit is … (a) open (b) broken (c) cut (d) closed
  27. 27.True or false: a tilt switch slides side to side. (a) False (b) True
  28. 28.🔘 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
  29. 29.🔘 Which kind of switch works only while pressed? (a) a slide switch (b) a push button (c) a tilt switch (d) a toggle switch
  30. 30.🔘 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
  31. 31.🔘 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
  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 OFF, C is OFF and D is OFF. Does the bulb glow? (a) No (b) Yes
  33. 33.🔘 Which kind of switch closes near a magnet? (a) a reed switch (b) a slide switch (c) a push button (d) a tilt switch
  34. 34.🔘 Two switches are in parallel (side by side). When does the bulb glow? (a) only when both are ON (b) only when both are OFF (c) when either is ON (d) never
  35. 35.What does a toggle switch do? (a) springs back when let go (b) flips up or down (c) slides side to side (d) closes when tipped over
  36. 36.🔘 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?
  37. 37.What does a push button do? (a) closes when tipped over (b) springs back when let go (c) flips up or down (d) closes near a magnet
  38. 38.True or false: a slide switch slides side to side. (a) False (b) True
  39. 39.🔘 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?
  40. 40.True or false: a reed switch closes near a magnet. (a) False (b) True

Answer key

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

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