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Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 291 · 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 tilt switch do? (a) stays where you flip it (b) slides side to side (c) works only while pressed (d) closes when tipped over
  2. 2.🔘 Which kind of switch closes near a magnet? (a) a tilt switch (b) a toggle switch (c) a reed switch (d) a slide switch
  3. 3.True or false: a push button slides side to side. (a) True (b) False
  4. 4.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 near a magnet
  5. 5.🔘 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
  6. 6.🔘 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) Yes (b) No
  7. 7.True or false: a slide switch closes near a magnet. (a) True (b) False
  8. 8.What does a toggle switch do? (a) works only while pressed (b) closes when tipped over (c) springs back when let go (d) flips up or down
  9. 9.True or false: a reed switch closes when tipped over. (a) False (b) True
  10. 10.True or false: a toggle switch stays where you flip it. (a) True (b) False
  11. 11.True or false: a reed switch springs back when let go. (a) True (b) False
  12. 12.🔘 What does a switch do in a circuit? (a) makes electricity (b) stores current (c) opens or closes the loop (d) changes the voltage
  13. 13.🔘 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) No (b) Yes
  14. 14.True or false: a toggle switch flips up or down. (a) True (b) False
  15. 15.🔘 A bulb and a cell are joined through 5 switches one after another in a single loop (series). What is the smallest number of switches that must be ON to light the bulb?
  16. 16.🔘 Two switches are in series. When does the bulb glow? (a) when both are ON (b) when either is ON (c) never (d) when both are OFF
  17. 17.🔘 Which kind of switch flips up or down? (a) a slide switch (b) a toggle switch (c) a push button (d) a tilt switch
  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) No (b) Yes
  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 OFF and C is ON. Does the bulb glow? (a) Yes (b) No
  20. 20.🔘 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) No (b) Yes
  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 OFF and C is ON. Does the bulb glow? (a) No (b) Yes
  22. 22.What does a slide switch do? (a) works only while pressed (b) springs back when let go (c) stays where you flip it (d) slides side to side
  23. 23.🔘 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?
  24. 24.True or false: a reed switch works only while pressed. (a) True (b) False
  25. 25.True or false: a slide switch flips up or down. (a) True (b) False
  26. 26.🔘 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) Yes (b) No
  27. 27.🔘 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 OFF. Does the bulb glow? (a) Yes (b) No
  28. 28.🔘 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
  29. 29.🔘 A bulb and a cell are joined through 6 switches on 6 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.🔘 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 OFF. Does the bulb glow? (a) No (b) Yes
  31. 31.True or false: a slide switch slides side to side. (a) False (b) True
  32. 32.True or false: a toggle switch closes when tipped over. (a) True (b) False
  33. 33.What does a toggle switch do? (a) works only while pressed (b) stays where you flip it (c) closes near a magnet (d) slides side to side
  34. 34.True or false: a reed switch closes near a magnet. (a) True (b) False
  35. 35.🔘 Which kind of switch slides side to side? (a) a reed switch (b) a slide switch (c) a toggle switch (d) a tilt switch
  36. 36.🔘 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) No (b) Yes
  37. 37.🔘 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 ON. Does the bulb glow? (a) No (b) Yes
  38. 38.What does a reed switch do? (a) closes when tipped over (b) closes near a magnet (c) springs back when let go (d) works only while pressed
  39. 39.🔘 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
  40. 40.🔘 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

Answer key

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

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