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Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 840 · 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 toggle switch (b) a push button (c) a tilt switch (d) a slide switch
  2. 2.🔘 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?
  3. 3.What does a toggle switch do? (a) flips up or down (b) closes near a magnet (c) springs back when let go (d) closes when tipped over
  4. 4.True or false: a push button springs back when let go. (a) False (b) True
  5. 5.🔘 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 OFF. Does the bulb glow? (a) No (b) Yes
  6. 6.🔘 When a switch is ON, the circuit is … (a) cut (b) broken (c) closed (d) open
  7. 7.What does a slide switch do? (a) closes near a magnet (b) springs back when let go (c) closes when tipped over (d) slides side to side
  8. 8.🔘 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?
  9. 9.True or false: a slide switch slides side to side. (a) False (b) True
  10. 10.🔘 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
  11. 11.🔘 Which kind of switch closes near a magnet? (a) a tilt switch (b) a push button (c) a reed switch (d) a slide switch
  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 ON. Does the bulb glow? (a) No (b) Yes
  13. 13.What does a reed switch do? (a) closes near a magnet (b) slides side to side (c) flips up or down (d) works only while pressed
  14. 14.🔘 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
  15. 15.🔘 Which kind of switch stays where you flip it? (a) a toggle switch (b) a tilt switch (c) a reed switch (d) a slide switch
  16. 16.🔘 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
  17. 17.True or false: a tilt switch springs back when let go. (a) False (b) True
  18. 18.🔘 A bulb and a cell are joined through 5 switches on 5 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?
  19. 19.🔘 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 ON and D is ON. Does the bulb glow? (a) No (b) Yes
  20. 20.True or false: a tilt switch flips up or down. (a) False (b) True
  21. 21.True or false: a reed switch closes near a magnet. (a) True (b) False
  22. 22.🔘 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 ON. Does the bulb glow? (a) No (b) Yes
  23. 23.🔘 Two switches are in series. When does the bulb glow? (a) when either is ON (b) when both are OFF (c) never (d) when both are ON
  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 ON, B is ON and C is ON. Does the bulb glow? (a) Yes (b) No
  25. 25.🔘 What does a switch do in a circuit? (a) changes the voltage (b) opens or closes the loop (c) stores current (d) makes electricity
  26. 26.🔘 Which kind of switch springs back when let go? (a) a push button (b) a reed switch (c) a toggle switch (d) a tilt switch
  27. 27.What does a tilt switch do? (a) works only while pressed (b) closes when tipped over (c) stays where you flip it (d) closes near a magnet
  28. 28.🔘 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
  29. 29.🔘 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 OFF. Does the bulb glow? (a) No (b) Yes
  30. 30.🔘 Which kind of switch flips up or down? (a) a slide switch (b) a push button (c) a tilt switch (d) a toggle switch
  31. 31.True or false: a push button stays where you flip it. (a) True (b) False
  32. 32.🔘 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
  33. 33.🔘 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
  34. 34.True or false: a tilt switch slides side to side. (a) False (b) True
  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 ON, B is ON and C is OFF. Does the bulb glow? (a) No (b) Yes
  36. 36.🔘 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) Yes (b) No
  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.True or false: a toggle switch works only while pressed. (a) True (b) False
  39. 39.What does a push button do? (a) flips up or down (b) slides side to side (c) springs back when let go (d) stays where you flip it
  40. 40.🔘 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 ON and D is OFF. Does the bulb glow? (a) Yes (b) No

Answer key

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

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