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Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 795 · 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 toggle switch do? (a) closes when tipped over (b) flips up or down (c) springs back when let go (d) closes near a magnet
  2. 2.🔘 Which kind of switch stays where you flip it? (a) a push button (b) a toggle switch (c) a tilt switch (d) a slide switch
  3. 3.🔘 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
  4. 4.True or false: a tilt switch springs back when let go. (a) True (b) False
  5. 5.🔘 Two switches are in series. When does the bulb glow? (a) when both are OFF (b) when both are ON (c) never (d) when either is ON
  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 OFF and C is OFF. Does the bulb glow? (a) Yes (b) No
  7. 7.What does a reed switch do? (a) slides side to side (b) closes near a magnet (c) closes when tipped over (d) springs back when let go
  8. 8.🔘 When a switch is ON, the circuit is … (a) broken (b) cut (c) closed (d) open
  9. 9.True or false: a toggle switch slides side to side. (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.True or false: a slide switch flips up or down. (a) True (b) False
  12. 12.True or false: a toggle switch stays where you flip it. (a) True (b) False
  13. 13.🔘 Which kind of switch flips up or down? (a) a slide switch (b) a tilt switch (c) a reed switch (d) a toggle switch
  14. 14.🔘 What does a switch do in a circuit? (a) changes the voltage (b) stores current (c) opens or closes the loop (d) makes electricity
  15. 15.🔘 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
  16. 16.🔘 Which kind of switch springs back when let go? (a) a toggle switch (b) a push button (c) a slide switch (d) a tilt switch
  17. 17.🔘 Which kind of switch closes when tipped over? (a) a tilt switch (b) a toggle switch (c) a push button (d) a slide switch
  18. 18.What does a push button do? (a) works only while pressed (b) slides side to side (c) closes near a magnet (d) stays where you flip it
  19. 19.🔘 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
  20. 20.🔘 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?
  21. 21.🔘 Which kind of switch works only while pressed? (a) a slide switch (b) a reed switch (c) a push button (d) a toggle switch
  22. 22.🔘 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
  23. 23.🔘 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) No (b) Yes
  24. 24.🔘 Which kind of switch closes near a magnet? (a) a toggle switch (b) a reed switch (c) a tilt switch (d) a push button
  25. 25.🔘 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
  26. 26.What does a toggle switch do? (a) closes near a magnet (b) closes when tipped over (c) stays where you flip it (d) works only while pressed
  27. 27.What does a tilt switch do? (a) flips up or down (b) closes near a magnet (c) slides side to side (d) closes when tipped over
  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 OFF, B is ON and C is OFF. Does the bulb glow? (a) No (b) Yes
  29. 29.What does a slide switch do? (a) stays where you flip it (b) flips up or down (c) slides side to side (d) closes near a magnet
  30. 30.True or false: a slide switch slides side to side. (a) False (b) True
  31. 31.True or false: a toggle switch flips up or down. (a) True (b) False
  32. 32.🔘 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 OFF. Does the bulb glow? (a) Yes (b) No
  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 OFF. Does the bulb glow? (a) No (b) Yes
  34. 34.🔘 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?
  35. 35.🔘 A cell, a bulb and switches A, B and C are joined one after another in a single loop (series). A is ON, B is OFF and C is OFF. Does the bulb glow? (a) No (b) Yes
  36. 36.🔘 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
  37. 37.🔘 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) Yes (b) No
  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 OFF. Does the bulb glow? (a) No (b) Yes
  39. 39.🔘 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
  40. 40.True or false: a reed switch works only while pressed. (a) True (b) False

Answer key

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

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