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Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 61 · 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 tilt switch do? (a) closes near a magnet (b) springs back when let go (c) closes when tipped over (d) works only while pressed
  2. 2.🔘 Which kind of switch stays where you flip it? (a) a toggle switch (b) a push button (c) a slide switch (d) a reed switch
  3. 3.🔘 Which kind of switch closes near a magnet? (a) a slide switch (b) a reed switch (c) a tilt switch (d) a push button
  4. 4.True or false: a toggle switch slides side to side. (a) True (b) False
  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 ON. Does the bulb glow? (a) Yes (b) No
  6. 6.🔘 When a switch is ON, the circuit is … (a) cut (b) broken (c) closed (d) open
  7. 7.True or false: a tilt switch closes when tipped over. (a) True (b) False
  8. 8.True or false: a push button closes when tipped over. (a) False (b) True
  9. 9.What does a toggle switch do? (a) closes near a magnet (b) slides side to side (c) closes when tipped over (d) stays where you flip it
  10. 10.🔘 Two switches are in series. When does the bulb glow? (a) when both are ON (b) never (c) when either is ON (d) when both are OFF
  11. 11.🔘 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) Yes (b) No
  12. 12.🔘 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) Yes (b) No
  13. 13.🔘 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
  14. 14.🔘 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?
  15. 15.🔘 Two switches are in parallel (side by side). When does the bulb glow? (a) only when both are OFF (b) only when both are ON (c) never (d) when either is ON
  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 OFF, B is OFF and C is ON. Does the bulb glow? (a) No (b) Yes
  17. 17.🔘 Which kind of switch works only while pressed? (a) a push button (b) a tilt switch (c) a reed switch (d) a toggle switch
  18. 18.🔘 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?
  19. 19.🔘 Which kind of switch slides side to side? (a) a push button (b) a toggle switch (c) a tilt switch (d) a slide switch
  20. 20.True or false: a tilt switch springs back when let go. (a) True (b) False
  21. 21.🔘 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
  22. 22.What does a toggle switch do? (a) closes when tipped over (b) springs back when let go (c) closes near a magnet (d) flips up or down
  23. 23.🔘 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
  24. 24.🔘 Which kind of switch closes when tipped over? (a) a toggle switch (b) a push button (c) a tilt switch (d) a slide switch
  25. 25.True or false: a push button springs back when let go. (a) False (b) True
  26. 26.True or false: a toggle switch flips up or down. (a) False (b) True
  27. 27.What does a reed switch do? (a) closes near a magnet (b) closes when tipped over (c) springs back when let go (d) slides side to side
  28. 28.🔘 Which kind of switch springs back when let go? (a) a slide switch (b) a push button (c) a tilt switch (d) a reed switch
  29. 29.True or false: a reed switch closes near a magnet. (a) False (b) True
  30. 30.🔘 Which kind of switch flips up or down? (a) a toggle switch (b) a tilt switch (c) a push button (d) a reed switch
  31. 31.🔘 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 ON and C is OFF. Does the bulb glow? (a) No (b) Yes
  32. 32.What does a push button do? (a) closes near a magnet (b) stays where you flip it (c) springs back when let go (d) slides side to side
  33. 33.🔘 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 OFF, C is OFF and D is ON. Does the bulb glow? (a) Yes (b) No
  34. 34.True or false: a toggle switch stays where you flip it. (a) False (b) True
  35. 35.🔘 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
  36. 36.What does a push button do? (a) slides side to side (b) stays where you flip it (c) closes near a magnet (d) works only while pressed
  37. 37.🔘 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
  38. 38.🔘 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
  39. 39.🔘 What does a switch do in a circuit? (a) changes the voltage (b) opens or closes the loop (c) stores current (d) makes electricity
  40. 40.🔘 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

Answer key

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

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