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Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 221 · 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.🔘 Which kind of switch flips up or down? (a) a slide switch (b) a reed switch (c) a push button (d) a toggle switch
  2. 2.What does a tilt switch do? (a) closes near a magnet (b) stays where you flip it (c) springs back when let go (d) closes when tipped over
  3. 3.True or false: a toggle switch flips up or down. (a) False (b) True
  4. 4.🔘 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 OFF and C is ON. Does the bulb glow? (a) Yes (b) No
  5. 5.🔘 When a switch is ON, the circuit is … (a) open (b) closed (c) broken (d) cut
  6. 6.🔘 Which kind of switch springs back when let go? (a) a push button (b) a tilt switch (c) a slide switch (d) a toggle switch
  7. 7.🔘 Which kind of switch closes near a magnet? (a) a slide switch (b) a tilt switch (c) a push button (d) a reed switch
  8. 8.🔘 What does a switch do in a circuit? (a) opens or closes the loop (b) changes the voltage (c) makes electricity (d) stores current
  9. 9.True or false: a tilt switch closes near a magnet. (a) True (b) False
  10. 10.🔘 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?
  11. 11.What does a toggle switch do? (a) works only while pressed (b) stays where you flip it (c) slides side to side (d) closes near a magnet
  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 ON and C is ON. Does the bulb glow? (a) Yes (b) No
  13. 13.🔘 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
  14. 14.🔘 Which kind of switch works only while pressed? (a) a push button (b) a tilt switch (c) a reed switch (d) a toggle switch
  15. 15.🔘 Two switches are in series. When does the bulb glow? (a) when both are OFF (b) when either is ON (c) when both are ON (d) never
  16. 16.What does a toggle switch do? (a) works only while pressed (b) flips up or down (c) closes near a magnet (d) slides side to side
  17. 17.What does a reed switch do? (a) stays where you flip it (b) slides side to side (c) closes near a magnet (d) flips up or down
  18. 18.🔘 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
  19. 19.🔘 Which kind of switch closes when tipped over? (a) a toggle switch (b) a reed switch (c) a tilt switch (d) a slide switch
  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 ON. Does the bulb glow? (a) Yes (b) No
  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 ON and C is OFF. Does the bulb glow? (a) Yes (b) No
  22. 22.🔘 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 ON and D is OFF. Does the bulb glow? (a) No (b) Yes
  23. 23.True or false: a push button stays where you flip it. (a) False (b) True
  24. 24.🔘 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
  25. 25.True or false: a push button closes near a magnet. (a) False (b) True
  26. 26.🔘 Which kind of switch stays where you flip it? (a) a reed switch (b) a toggle switch (c) a push button (d) a tilt switch
  27. 27.🔘 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
  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 OFF and C is OFF. Does the bulb glow? (a) No (b) Yes
  29. 29.True or false: a slide switch slides side to side. (a) False (b) True
  30. 30.🔘 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 ON and D is OFF. Does the bulb glow? (a) No (b) Yes
  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 ON and C is ON. Does the bulb glow? (a) No (b) Yes
  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.🔘 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 ON. Does the bulb glow? (a) Yes (b) No
  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 ON and C is OFF. Does the bulb glow? (a) Yes (b) No
  35. 35.🔘 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
  36. 36.🔘 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
  37. 37.What does a slide switch do? (a) springs back when let go (b) slides side to side (c) flips up or down (d) stays where you flip it
  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 ON, B is OFF, C is ON and D is OFF. Does the bulb glow? (a) No (b) Yes
  39. 39.True or false: a reed switch closes near a magnet. (a) True (b) False
  40. 40.🔘 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 OFF and C is ON. Does the bulb glow? (a) Yes (b) No

Answer key

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

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