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Electronics Worksheet: Switches in a Circuit

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

Answer key

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

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