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Electronics Worksheet: Switches in a Circuit

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

Answer key

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

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