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Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 844 · 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 stays where you flip it? (a) a tilt switch (b) a push button (c) a slide switch (d) a toggle switch
  2. 2.🔘 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
  3. 3.🔘 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
  4. 4.🔘 Which kind of switch flips up or down? (a) a tilt switch (b) a toggle switch (c) a slide switch (d) a push button
  5. 5.True or false: a tilt switch stays where you flip it. (a) True (b) False
  6. 6.🔘 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
  7. 7.🔘 Two switches are in parallel (side by side). When does the bulb glow? (a) only when both are OFF (b) when either is ON (c) only when both are ON (d) never
  8. 8.True or false: a toggle switch stays where you flip it. (a) False (b) True
  9. 9.🔘 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
  10. 10.True or false: a push button springs back when let go. (a) False (b) True
  11. 11.What does a toggle switch do? (a) works only while pressed (b) slides side to side (c) flips up or down (d) closes when tipped over
  12. 12.🔘 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
  13. 13.🔘 Which kind of switch springs back when let go? (a) a tilt switch (b) a slide switch (c) a push button (d) a toggle switch
  14. 14.🔘 A cell, a bulb and switches A, B and C are joined one after another in a single loop (series). A is ON, B is ON and C is OFF. Does the bulb glow? (a) Yes (b) No
  15. 15.True or false: a reed switch springs back when let go. (a) False (b) True
  16. 16.🔘 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
  17. 17.What does a push button do? (a) slides side to side (b) flips up or down (c) works only while pressed (d) closes when tipped over
  18. 18.True or false: a push button closes near a magnet. (a) False (b) True
  19. 19.True or false: a toggle switch flips up or down. (a) False (b) True
  20. 20.🔘 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?
  21. 21.🔘 Which kind of switch closes near a magnet? (a) a slide switch (b) a toggle switch (c) a push button (d) a reed switch
  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 OFF. Does the bulb glow? (a) Yes (b) No
  23. 23.🔘 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 ON. Does the bulb glow? (a) Yes (b) No
  24. 24.🔘 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?
  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 OFF, B is OFF and C is OFF. Does the bulb glow? (a) No (b) Yes
  26. 26.🔘 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
  27. 27.🔘 Which kind of switch works only while pressed? (a) a push button (b) a slide switch (c) a toggle switch (d) a tilt switch
  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 ON, C is OFF and D is OFF. Does the bulb glow? (a) Yes (b) No
  29. 29.What does a slide switch do? (a) works only while pressed (b) stays where you flip it (c) slides side to side (d) flips up or down
  30. 30.True or false: a tilt switch flips up or down. (a) True (b) False
  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 ON, B is ON and C is ON. Does the bulb glow? (a) No (b) Yes
  32. 32.What does a push button do? (a) springs back when let go (b) flips up or down (c) closes when tipped over (d) stays where you flip it
  33. 33.🔘 Which kind of switch closes when tipped over? (a) a push button (b) a tilt switch (c) a slide switch (d) a toggle switch
  34. 34.What does a toggle switch do? (a) springs back when let go (b) stays where you flip it (c) works only while pressed (d) slides side to side
  35. 35.🔘 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 ON. 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 OFF, B is ON and C is OFF. Does the bulb glow? (a) Yes (b) No
  37. 37.🔘 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 OFF and C is OFF. Does the bulb glow? (a) No (b) Yes
  38. 38.🔘 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?
  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 OFF, B is ON, C is OFF and D is ON. Does the bulb glow? (a) Yes (b) No
  40. 40.🔘 What does a switch do in a circuit? (a) makes electricity (b) changes the voltage (c) stores current (d) opens or closes the loop

Answer key

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

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