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Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 944 · 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.True or false: a toggle switch flips up or down. (a) False (b) True
  2. 2.🔘 When a switch is ON, the circuit is … (a) cut (b) broken (c) closed (d) open
  3. 3.True or false: a reed switch slides side to side. (a) True (b) False
  4. 4.True or false: a slide switch closes when tipped over. (a) False (b) True
  5. 5.🔘 What does a switch do in a circuit? (a) stores current (b) makes electricity (c) opens or closes the loop (d) changes the voltage
  6. 6.🔘 Which kind of switch slides side to side? (a) a tilt switch (b) a reed switch (c) a slide switch (d) a toggle switch
  7. 7.🔘 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) Yes (b) No
  8. 8.True or false: a toggle switch stays where you flip it. (a) False (b) True
  9. 9.What does a reed switch do? (a) closes when tipped over (b) slides side to side (c) stays where you flip it (d) closes near a magnet
  10. 10.What does a toggle switch do? (a) slides side to side (b) closes near a magnet (c) springs back when let go (d) stays where you flip it
  11. 11.What does a toggle switch do? (a) closes when tipped over (b) flips up or down (c) closes near a magnet (d) works only while pressed
  12. 12.🔘 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) No (b) Yes
  13. 13.🔘 Which kind of switch closes near a magnet? (a) a toggle switch (b) a tilt switch (c) a reed switch (d) a push button
  14. 14.🔘 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
  15. 15.🔘 Which kind of switch stays where you flip it? (a) a reed switch (b) a toggle switch (c) a slide switch (d) a tilt switch
  16. 16.True or false: a tilt switch closes near a magnet. (a) False (b) True
  17. 17.🔘 Which kind of switch flips up or down? (a) a push button (b) a reed switch (c) a slide switch (d) a toggle switch
  18. 18.What does a push button do? (a) stays where you flip it (b) slides side to side (c) closes when tipped over (d) works only while pressed
  19. 19.🔘 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
  20. 20.🔘 Which kind of switch springs back when let go? (a) a tilt switch (b) a push button (c) a toggle switch (d) a reed switch
  21. 21.🔘 Which kind of switch closes when tipped over? (a) a toggle switch (b) a tilt switch (c) a slide switch (d) a reed switch
  22. 22.What does a slide switch do? (a) flips up or down (b) stays where you flip it (c) closes near a magnet (d) slides side to side
  23. 23.🔘 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) only when both are OFF (d) never
  24. 24.🔘 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
  25. 25.True or false: a push button works only while pressed. (a) False (b) True
  26. 26.🔘 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
  27. 27.🔘 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?
  28. 28.🔘 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
  29. 29.What does a push button do? (a) slides side to side (b) springs back when let go (c) closes when tipped over (d) closes near a magnet
  30. 30.True or false: a push button slides side to side. (a) True (b) False
  31. 31.True or false: a toggle switch works only while pressed. (a) False (b) True
  32. 32.🔘 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 ON. Does the bulb glow? (a) Yes (b) No
  33. 33.🔘 A bulb and a cell are joined through 3 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.True or false: a tilt switch flips up or down. (a) False (b) True
  35. 35.🔘 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
  36. 36.🔘 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) No (b) Yes
  37. 37.🔘 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) No (b) Yes
  38. 38.What does a tilt switch do? (a) closes when tipped over (b) springs back when let go (c) flips up or down (d) stays where you flip it
  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 ON. 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 OFF, B is ON and C is OFF. Does the bulb glow? (a) Yes (b) No

Answer key

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

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