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Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 948 · 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.🔘 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
  2. 2.True or false: a toggle switch slides side to side. (a) False (b) True
  3. 3.True or false: a push button works only while pressed. (a) False (b) True
  4. 4.🔘 Which kind of switch slides side to side? (a) a slide switch (b) a push button (c) a tilt switch (d) a toggle switch
  5. 5.What does a slide switch do? (a) slides side to side (b) stays where you flip it (c) closes when tipped over (d) flips up or down
  6. 6.🔘 Which kind of switch stays where you flip it? (a) a reed switch (b) a tilt switch (c) a slide switch (d) a toggle switch
  7. 7.🔘 Which kind of switch flips up or down? (a) a reed switch (b) a slide switch (c) a push button (d) a toggle switch
  8. 8.🔘 Which kind of switch springs back when let go? (a) a push button (b) a slide switch (c) a toggle switch (d) a reed switch
  9. 9.🔘 When a switch is ON, the circuit is … (a) broken (b) closed (c) cut (d) open
  10. 10.🔘 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?
  11. 11.What does a push button do? (a) closes near a magnet (b) springs back when let go (c) closes when tipped over (d) stays where you flip it
  12. 12.True or false: a toggle switch flips up or down. (a) True (b) False
  13. 13.🔘 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) No (b) Yes
  14. 14.🔘 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
  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 ON. Does the bulb glow? (a) Yes (b) No
  16. 16.What does a tilt switch do? (a) flips up or down (b) springs back when let go (c) closes when tipped over (d) stays where you flip it
  17. 17.True or false: a slide switch springs back when let go. (a) True (b) False
  18. 18.What does a push button do? (a) flips up or down (b) closes when tipped over (c) stays where you flip it (d) works only while pressed
  19. 19.What does a reed switch do? (a) closes when tipped over (b) closes near a magnet (c) springs back when let go (d) slides side to side
  20. 20.🔘 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) Yes (b) No
  21. 21.🔘 Two switches are in series. When does the bulb glow? (a) never (b) when both are ON (c) when both are OFF (d) when either is ON
  22. 22.🔘 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) No (b) Yes
  23. 23.True or false: a reed switch closes near a magnet. (a) True (b) False
  24. 24.🔘 Which kind of switch closes when tipped over? (a) a reed switch (b) a toggle switch (c) a push button (d) a tilt switch
  25. 25.True or false: a push button springs back when let go. (a) False (b) True
  26. 26.True or false: a reed switch works only while pressed. (a) True (b) False
  27. 27.🔘 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) Yes (b) No
  28. 28.True or false: a tilt switch flips up or down. (a) True (b) False
  29. 29.🔘 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
  30. 30.🔘 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?
  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 ON, B is OFF and C is OFF. Does the bulb glow? (a) Yes (b) No
  32. 32.🔘 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
  33. 33.🔘 Which kind of switch closes near a magnet? (a) a push button (b) a slide switch (c) a reed switch (d) a toggle switch
  34. 34.🔘 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?
  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 OFF, C is OFF and D is OFF. Does the bulb glow? (a) Yes (b) No
  36. 36.🔘 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) No (b) Yes
  37. 37.True or false: a tilt switch stays where you flip it. (a) False (b) True
  38. 38.🔘 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) No (b) Yes
  39. 39.🔘 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
  40. 40.True or false: a reed switch closes when tipped over. (a) False (b) True

Answer key

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

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