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Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 543 · 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.What does a push button do? (a) flips up or down (b) closes near a magnet (c) works only while pressed (d) closes when tipped over
  2. 2.What does a toggle switch do? (a) springs back when let go (b) closes near a magnet (c) closes when tipped over (d) flips up or down
  3. 3.🔘 Two switches are in series. When does the bulb glow? (a) when either is ON (b) when both are OFF (c) never (d) when both are ON
  4. 4.True or false: a toggle switch closes near a magnet. (a) True (b) False
  5. 5.🔘 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 OFF, C is ON and D is OFF. Does the bulb glow? (a) No (b) Yes
  6. 6.🔘 Which kind of switch stays where you flip it? (a) a reed switch (b) a slide switch (c) a push button (d) a toggle switch
  7. 7.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
  8. 8.🔘 Which kind of switch slides side to side? (a) a reed switch (b) a push button (c) a tilt switch (d) a slide switch
  9. 9.What does a slide switch do? (a) closes near a magnet (b) works only while pressed (c) slides side to side (d) flips up or down
  10. 10.True or false: a push button flips up or down. (a) True (b) False
  11. 11.True or false: a push button works only while pressed. (a) True (b) False
  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 OFF, B is OFF and C is OFF. Does the bulb glow? (a) No (b) Yes
  13. 13.🔘 Which kind of switch closes when tipped over? (a) a push button (b) a tilt switch (c) a toggle switch (d) a reed switch
  14. 14.🔘 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 ON, C is OFF and D is OFF. Does the bulb glow? (a) No (b) Yes
  15. 15.🔘 Which kind of switch closes near a magnet? (a) a toggle switch (b) a slide switch (c) a tilt switch (d) a reed switch
  16. 16.True or false: a slide switch closes near a magnet. (a) False (b) True
  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 OFF, B is OFF and C is ON. Does the bulb glow? (a) No (b) Yes
  18. 18.🔘 Which kind of switch springs back when let go? (a) a reed switch (b) a tilt switch (c) a push button (d) a toggle switch
  19. 19.🔘 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) Yes (b) No
  20. 20.True or false: a slide switch works only while pressed. (a) True (b) False
  21. 21.🔘 What does a switch do in a circuit? (a) stores current (b) makes electricity (c) changes the voltage (d) opens or closes the loop
  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 ON and B is OFF. Does the bulb glow? (a) Yes (b) No
  23. 23.What does a toggle switch do? (a) slides side to side (b) stays where you flip it (c) works only while pressed (d) closes when tipped over
  24. 24.🔘 Which kind of switch flips up or down? (a) a toggle switch (b) a reed switch (c) a push button (d) a slide switch
  25. 25.True or false: a slide switch slides side to side. (a) False (b) True
  26. 26.🔘 Two switches are in parallel (side by side). When does the bulb glow? (a) only when both are OFF (b) only when both are ON (c) never (d) when either is ON
  27. 27.True or false: a slide switch flips up or down. (a) True (b) False
  28. 28.True or false: a push button slides side to side. (a) True (b) False
  29. 29.🔘 When a switch is ON, the circuit is … (a) closed (b) broken (c) open (d) cut
  30. 30.🔘 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?
  31. 31.🔘 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
  32. 32.🔘 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
  33. 33.🔘 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) No (b) Yes
  34. 34.🔘 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?
  35. 35.🔘 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) Yes (b) No
  36. 36.🔘 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
  37. 37.True or false: a toggle switch stays where you flip it. (a) True (b) False
  38. 38.🔘 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 ON. 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 OFF, B is ON and C is OFF. Does the bulb glow? (a) Yes (b) No
  40. 40.🔘 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 OFF. Does the bulb glow? (a) No (b) Yes

Answer key

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

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