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Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 734 · 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, 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) Yes (b) No
  2. 2.What does a toggle switch do? (a) flips up or down (b) works only while pressed (c) closes when tipped over (d) springs back when let go
  3. 3.🔘 Which kind of switch stays where you flip it? (a) a slide switch (b) a tilt switch (c) a toggle switch (d) a push button
  4. 4.🔘 When a switch is ON, the circuit is … (a) cut (b) open (c) broken (d) closed
  5. 5.🔘 Two switches are in series. When does the bulb glow? (a) when either is ON (b) never (c) when both are OFF (d) when both are ON
  6. 6.What does a push button do? (a) flips up or down (b) works only while pressed (c) stays where you flip it (d) closes near a magnet
  7. 7.🔘 What does a switch do in a circuit? (a) stores current (b) makes electricity (c) changes the voltage (d) opens or closes the loop
  8. 8.What does a tilt switch do? (a) stays where you flip it (b) springs back when let go (c) flips up or down (d) closes when tipped over
  9. 9.🔘 Which kind of switch works only while pressed? (a) a push button (b) a tilt switch (c) a toggle switch (d) a slide switch
  10. 10.🔘 Which kind of switch flips up or down? (a) a push button (b) a reed switch (c) a slide switch (d) a toggle switch
  11. 11.🔘 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
  12. 12.True or false: a push button flips up or down. (a) False (b) True
  13. 13.🔘 Which kind of switch closes near a magnet? (a) a toggle switch (b) a tilt switch (c) a reed switch (d) a slide switch
  14. 14.🔘 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 ON. Does the bulb glow? (a) No (b) Yes
  15. 15.🔘 Which kind of switch slides side to side? (a) a reed switch (b) a push button (c) a tilt switch (d) a slide switch
  16. 16.True or false: a toggle switch flips up or down. (a) True (b) False
  17. 17.🔘 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?
  18. 18.🔘 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
  19. 19.🔘 Which kind of switch closes when tipped over? (a) a tilt switch (b) a toggle switch (c) a push button (d) a slide switch
  20. 20.🔘 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?
  21. 21.🔘 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 ON. Does the bulb glow? (a) No (b) Yes
  22. 22.True or false: a reed switch closes near a magnet. (a) True (b) False
  23. 23.True or false: a slide switch closes when tipped over. (a) True (b) False
  24. 24.True or false: a slide switch slides side to side. (a) True (b) False
  25. 25.True or false: a toggle switch stays where you flip it. (a) True (b) False
  26. 26.What does a push button do? (a) slides side to side (b) springs back when let go (c) closes when tipped over (d) stays where you flip it
  27. 27.🔘 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
  28. 28.🔘 Two switches are in parallel (side by side). When does the bulb glow? (a) never (b) only when both are OFF (c) when either is ON (d) only when both are ON
  29. 29.🔘 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
  30. 30.True or false: a push button slides side to side. (a) False (b) True
  31. 31.🔘 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
  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 OFF and C is ON. Does the bulb glow? (a) Yes (b) No
  33. 33.What does a reed switch do? (a) closes near a magnet (b) stays where you flip it (c) closes when tipped over (d) slides side to side
  34. 34.🔘 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) No (b) Yes
  35. 35.True or false: a toggle switch closes near a magnet. (a) False (b) True
  36. 36.🔘 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) No (b) Yes
  37. 37.True or false: a toggle switch springs back when let go. (a) True (b) False
  38. 38.🔘 A bulb and a cell are joined through 6 switches on 6 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?
  39. 39.What does a toggle switch do? (a) stays where you flip it (b) works only while pressed (c) closes near a magnet (d) slides side to side
  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 ON. Does the bulb glow? (a) Yes (b) No

Answer key

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

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