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Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 608 · 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 slide switch do? (a) slides side to side (b) closes near a magnet (c) stays where you flip it (d) flips up or down
  2. 2.🔘 Which kind of switch works only while pressed? (a) a slide switch (b) a reed switch (c) a toggle switch (d) a push button
  3. 3.🔘 What does a switch do in a circuit? (a) stores current (b) changes the voltage (c) makes electricity (d) opens or closes the loop
  4. 4.True or false: a reed switch closes when tipped over. (a) True (b) False
  5. 5.True or false: a reed switch flips up or down. (a) True (b) False
  6. 6.True or false: a toggle switch flips up or down. (a) True (b) False
  7. 7.🔘 Two switches are in series. When does the bulb glow? (a) when both are OFF (b) never (c) when either is ON (d) when both are ON
  8. 8.🔘 Which kind of switch slides side to side? (a) a tilt switch (b) a toggle switch (c) a slide switch (d) a reed switch
  9. 9.🔘 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
  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 tilt switch do? (a) slides side to side (b) flips up or down (c) closes when tipped over (d) works only while pressed
  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 ON. Does the bulb glow? (a) Yes (b) No
  13. 13.🔘 Which kind of switch closes when tipped over? (a) a tilt switch (b) a toggle switch (c) a push button (d) a slide switch
  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 ON, 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 OFF. Does the bulb glow? (a) Yes (b) No
  16. 16.🔘 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
  17. 17.🔘 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
  18. 18.What does a toggle switch do? (a) stays where you flip it (b) slides side to side (c) closes near a magnet (d) closes when tipped over
  19. 19.What does a reed switch do? (a) springs back when let go (b) closes near a magnet (c) closes when tipped over (d) works only while pressed
  20. 20.True or false: a toggle switch stays where you flip it. (a) True (b) False
  21. 21.🔘 Two switches are in parallel (side by side). When does the bulb glow? (a) only when both are ON (b) when either is ON (c) never (d) only when both are OFF
  22. 22.True or false: a slide switch stays where you flip it. (a) False (b) True
  23. 23.🔘 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
  24. 24.🔘 When a switch is ON, the circuit is … (a) cut (b) open (c) broken (d) closed
  25. 25.🔘 Which kind of switch flips up or down? (a) a reed switch (b) a tilt switch (c) a toggle switch (d) a push button
  26. 26.True or false: a reed switch closes near a magnet. (a) True (b) False
  27. 27.🔘 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 ON. Does the bulb glow? (a) Yes (b) No
  28. 28.🔘 Which kind of switch stays where you flip it? (a) a tilt switch (b) a reed switch (c) a slide switch (d) a toggle switch
  29. 29.🔘 Which kind of switch closes near a magnet? (a) a toggle switch (b) a slide switch (c) a reed switch (d) a push button
  30. 30.🔘 Which kind of switch springs back when let go? (a) a reed switch (b) a push button (c) a toggle switch (d) a slide switch
  31. 31.🔘 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 ON, C is OFF and D is OFF. Does the bulb glow? (a) Yes (b) No
  32. 32.True or false: a slide switch slides side to side. (a) False (b) True
  33. 33.🔘 A bulb and a cell are joined through 2 switches on 2 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?
  34. 34.True or false: a toggle switch works only while pressed. (a) True (b) False
  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 OFF, B is ON and C is ON. Does the bulb glow? (a) Yes (b) No
  36. 36.True or false: a slide switch springs back when let go. (a) False (b) True
  37. 37.🔘 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
  38. 38.🔘 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
  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 OFF and B is OFF. Does the bulb glow? (a) Yes (b) No
  40. 40.What does a push button do? (a) stays where you flip it (b) slides side to side (c) closes when tipped over (d) springs back when let go

Answer key

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

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