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Electronics Worksheet: Switches in a Circuit

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

Answer key

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

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