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Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 435 · 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 toggle switch closes when tipped over. (a) True (b) False
  2. 2.🔘 Which kind of switch works only while pressed? (a) a toggle switch (b) a push button (c) a slide switch (d) a reed switch
  3. 3.🔘 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 ON, C is OFF and D is OFF. Does the bulb glow? (a) No (b) Yes
  4. 4.🔘 Which kind of switch flips up or down? (a) a toggle switch (b) a reed switch (c) a tilt switch (d) a slide switch
  5. 5.True or false: a slide switch closes near a magnet. (a) True (b) False
  6. 6.🔘 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
  7. 7.🔘 Which kind of switch closes when tipped over? (a) a reed switch (b) a tilt switch (c) a push button (d) a slide switch
  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 OFF, B is ON and C 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.🔘 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 OFF (d) only when both are ON
  11. 11.🔘 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
  12. 12.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
  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 OFF, B is OFF and C is OFF. Does the bulb glow? (a) Yes (b) No
  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 OFF, B is OFF and C is OFF. Does the bulb glow? (a) No (b) Yes
  15. 15.What does a toggle switch do? (a) flips up or down (b) works only while pressed (c) closes near a magnet (d) springs back when let go
  16. 16.🔘 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 ON. Does the bulb glow? (a) No (b) Yes
  17. 17.🔘 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) No (b) Yes
  18. 18.What does a slide switch do? (a) closes near a magnet (b) closes when tipped over (c) flips up or down (d) slides side to side
  19. 19.🔘 Which kind of switch closes near a magnet? (a) a push button (b) a toggle switch (c) a reed switch (d) a slide switch
  20. 20.🔘 Which kind of switch slides side to side? (a) a slide switch (b) a push button (c) a tilt switch (d) a reed switch
  21. 21.🔘 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?
  22. 22.True or false: a push button stays where you flip it. (a) True (b) False
  23. 23.🔘 What does a switch do in a circuit? (a) opens or closes the loop (b) makes electricity (c) stores current (d) changes the voltage
  24. 24.What does a push button do? (a) stays where you flip it (b) flips up or down (c) closes near a magnet (d) springs back when let go
  25. 25.🔘 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?
  26. 26.🔘 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) No (b) Yes
  27. 27.🔘 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 OFF and D is OFF. Does the bulb glow? (a) No (b) Yes
  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 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) No (b) Yes
  30. 30.🔘 Which kind of switch stays where you flip it? (a) a push button (b) a slide switch (c) a reed switch (d) a toggle switch
  31. 31.True or false: a tilt switch closes near a magnet. (a) True (b) False
  32. 32.True or false: a toggle switch flips up or down. (a) False (b) True
  33. 33.What does a push button do? (a) works only while pressed (b) closes near a magnet (c) flips up or down (d) stays where you flip it
  34. 34.True or false: a push button flips up or down. (a) False (b) True
  35. 35.🔘 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?
  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 OFF, B is ON and C is OFF. Does the bulb glow? (a) Yes (b) No
  37. 37.True or false: a reed switch works only while pressed. (a) False (b) True
  38. 38.🔘 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
  39. 39.True or false: a toggle switch stays where you flip it. (a) False (b) True
  40. 40.True or false: a reed switch slides side to side. (a) True (b) False

Answer key

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

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