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Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 634 · 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 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) No (b) Yes
  2. 2.What does a toggle switch do? (a) closes near a magnet (b) flips up or down (c) closes when tipped over (d) works only while pressed
  3. 3.What does a slide switch do? (a) closes when tipped over (b) springs back when let go (c) slides side to side (d) works only while pressed
  4. 4.🔘 Which kind of switch closes near a magnet? (a) a reed switch (b) a push button (c) a slide switch (d) a toggle switch
  5. 5.🔘 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
  6. 6.True or false: a reed switch stays where you flip it. (a) False (b) True
  7. 7.True or false: a toggle switch flips up or down. (a) True (b) False
  8. 8.True or false: a slide switch slides side to side. (a) True (b) False
  9. 9.🔘 Which kind of switch stays where you flip it? (a) a toggle switch (b) a reed switch (c) a push button (d) a tilt switch
  10. 10.🔘 When a switch is ON, the circuit is … (a) cut (b) open (c) broken (d) closed
  11. 11.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
  12. 12.🔘 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
  13. 13.True or false: a reed switch closes when tipped over. (a) False (b) True
  14. 14.True or false: a slide switch flips up or down. (a) True (b) False
  15. 15.🔘 Two switches are in parallel (side by side). When does the bulb glow? (a) when either is ON (b) only when both are ON (c) only when both are OFF (d) never
  16. 16.🔘 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 ON, C is OFF and D is ON. Does the bulb glow? (a) Yes (b) No
  17. 17.🔘 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 ON. Does the bulb glow? (a) No (b) Yes
  18. 18.🔘 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
  19. 19.True or false: a slide switch closes near a magnet. (a) False (b) True
  20. 20.🔘 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 OFF. Does the bulb glow? (a) No (b) Yes
  21. 21.🔘 Which kind of switch closes when tipped over? (a) a tilt switch (b) a toggle switch (c) a slide switch (d) a reed switch
  22. 22.🔘 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
  23. 23.🔘 Which kind of switch springs back when let go? (a) a reed switch (b) a push button (c) a tilt switch (d) a slide switch
  24. 24.🔘 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?
  25. 25.What does a push button do? (a) stays where you flip it (b) springs back when let go (c) slides side to side (d) closes when tipped over
  26. 26.True or false: a tilt switch springs back when let go. (a) False (b) True
  27. 27.What does a toggle switch do? (a) stays where you flip it (b) closes when tipped over (c) springs back when let go (d) slides side to side
  28. 28.True or false: a tilt switch closes when tipped over. (a) True (b) False
  29. 29.🔘 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?
  30. 30.🔘 Which kind of switch slides side to side? (a) a slide switch (b) a reed switch (c) a tilt switch (d) a push button
  31. 31.🔘 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 OFF. Does the bulb glow? (a) No (b) Yes
  32. 32.🔘 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
  33. 33.🔘 What does a switch do in a circuit? (a) makes electricity (b) stores current (c) changes the voltage (d) opens or closes the loop
  34. 34.🔘 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
  35. 35.🔘 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
  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 ON and C is ON. Does the bulb glow? (a) No (b) Yes
  37. 37.🔘 Which kind of switch works only while pressed? (a) a push button (b) a toggle switch (c) a tilt switch (d) a reed switch
  38. 38.🔘 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?
  39. 39.True or false: a toggle switch works only while pressed. (a) False (b) True
  40. 40.🔘 Which kind of switch flips up or down? (a) a slide switch (b) a reed switch (c) a tilt switch (d) a toggle switch

Answer key

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

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