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Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 77 · 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) slides side to side (b) closes near a magnet (c) stays where you flip it (d) closes when tipped over
  2. 2.True or false: a toggle switch flips up or down. (a) False (b) True
  3. 3.True or false: a slide switch works only while pressed. (a) False (b) True
  4. 4.🔘 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 ON. Does the bulb glow? (a) Yes (b) No
  5. 5.🔘 Which kind of switch stays where you flip it? (a) a slide switch (b) a reed switch (c) a tilt switch (d) a toggle switch
  6. 6.True or false: a push button works only while pressed. (a) True (b) False
  7. 7.🔘 Which kind of switch works only while pressed? (a) a reed switch (b) a tilt switch (c) a slide switch (d) a push button
  8. 8.🔘 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 ON. Does the bulb glow? (a) Yes (b) No
  9. 9.🔘 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 OFF and D is ON. Does the bulb glow? (a) No (b) Yes
  10. 10.🔘 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?
  11. 11.What does a push button do? (a) flips up or down (b) works only while pressed (c) stays where you flip it (d) closes when tipped over
  12. 12.🔘 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
  13. 13.True or false: a push button stays where you flip it. (a) False (b) True
  14. 14.🔘 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
  15. 15.🔘 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 ON. Does the bulb glow? (a) No (b) Yes
  16. 16.🔘 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) never (d) only when both are OFF
  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 ON and C is OFF. Does the bulb glow? (a) Yes (b) No
  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.True or false: a reed switch stays where you flip it. (a) True (b) False
  20. 20.🔘 What does a switch do in a circuit? (a) changes the voltage (b) opens or closes the loop (c) makes electricity (d) stores current
  21. 21.🔘 Which kind of switch closes near a magnet? (a) a reed switch (b) a tilt switch (c) a toggle switch (d) a slide switch
  22. 22.True or false: a push button springs back when let go. (a) False (b) True
  23. 23.What does a toggle switch do? (a) closes when tipped over (b) works only while pressed (c) stays where you flip it (d) springs back when let go
  24. 24.What does a reed switch do? (a) closes near a magnet (b) slides side to side (c) closes when tipped over (d) flips up or down
  25. 25.🔘 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
  26. 26.🔘 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) Yes (b) No
  27. 27.🔘 Which kind of switch flips up or down? (a) a push button (b) a slide switch (c) a toggle switch (d) a tilt switch
  28. 28.🔘 Which kind of switch slides side to side? (a) a tilt switch (b) a push button (c) a slide switch (d) a toggle switch
  29. 29.What does a slide switch do? (a) slides side to side (b) closes when tipped over (c) springs back when let go (d) closes near a magnet
  30. 30.🔘 Two switches are in series. When does the bulb glow? (a) when both are OFF (b) when either is ON (c) never (d) when both are ON
  31. 31.🔘 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
  32. 32.True or false: a toggle switch stays where you flip it. (a) True (b) False
  33. 33.🔘 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?
  34. 34.🔘 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) No (b) Yes
  35. 35.What does a toggle switch do? (a) closes near a magnet (b) works only while pressed (c) springs back when let go (d) flips up or down
  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) Yes (b) No
  37. 37.🔘 Which kind of switch closes when tipped over? (a) a reed switch (b) a tilt switch (c) a push button (d) a slide switch
  38. 38.🔘 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) Yes (b) No
  39. 39.🔘 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) Yes (b) No
  40. 40.🔘 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

Answer key

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

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