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Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 849 · 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 push button do? (a) closes when tipped over (b) slides side to side (c) works only while pressed (d) flips up or down
  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 OFF, B is OFF and C is ON. Does the bulb glow? (a) Yes (b) No
  3. 3.🔘 Which kind of switch closes when tipped over? (a) a tilt switch (b) a slide switch (c) a reed switch (d) a toggle switch
  4. 4.🔘 Which kind of switch flips up or down? (a) a toggle switch (b) a reed switch (c) a push button (d) a tilt switch
  5. 5.What does a reed switch do? (a) works only while pressed (b) closes near a magnet (c) slides side to side (d) stays where you flip it
  6. 6.🔘 Which kind of switch slides side to side? (a) a push button (b) a reed switch (c) a tilt switch (d) a slide switch
  7. 7.What does a toggle switch do? (a) slides side to side (b) closes when tipped over (c) flips up or down (d) springs back when let go
  8. 8.🔘 Which kind of switch stays where you flip it? (a) a toggle switch (b) a slide switch (c) a push button (d) a tilt switch
  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 OFF, B is OFF and C is OFF. Does the bulb glow? (a) Yes (b) No
  10. 10.🔘 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
  11. 11.🔘 Two switches are in series. When does the bulb glow? (a) when both are OFF (b) when both are ON (c) when either is ON (d) never
  12. 12.True or false: a reed switch slides side to side. (a) True (b) False
  13. 13.🔘 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?
  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 OFF, B is ON, C is OFF and D is OFF. Does the bulb glow? (a) No (b) Yes
  15. 15.🔘 What does a switch do in a circuit? (a) changes the voltage (b) stores current (c) opens or closes the loop (d) makes electricity
  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 ON, B is OFF and C is OFF. Does the bulb glow? (a) Yes (b) No
  17. 17.What does a tilt switch do? (a) springs back when let go (b) closes when tipped over (c) stays where you flip it (d) flips up or down
  18. 18.True or false: a toggle switch flips up or down. (a) True (b) False
  19. 19.True or false: a slide switch stays where you flip it. (a) True (b) False
  20. 20.🔘 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 OFF and C is ON. Does the bulb glow? (a) Yes (b) No
  21. 21.🔘 Which kind of switch works only while pressed? (a) a push button (b) a tilt switch (c) a toggle switch (d) a reed switch
  22. 22.True or false: a tilt switch closes when tipped over. (a) False (b) True
  23. 23.🔘 Which kind of switch springs back when let go? (a) a reed switch (b) a tilt switch (c) a slide switch (d) a push button
  24. 24.🔘 Two switches are in parallel (side by side). When does the bulb glow? (a) when either is ON (b) only when both are ON (c) only when both are OFF (d) never
  25. 25.🔘 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?
  26. 26.🔘 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 OFF and C is ON. Does the bulb glow? (a) Yes (b) No
  27. 27.True or false: a toggle switch stays where you flip it. (a) False (b) True
  28. 28.🔘 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
  29. 29.🔘 A bulb and a cell are joined through 3 switches one after another in a single loop (series). What is the smallest number of switches that must be ON to light the bulb?
  30. 30.What does a slide switch do? (a) closes when tipped over (b) flips up or down (c) slides side to side (d) closes near a magnet
  31. 31.What does a push button do? (a) flips up or down (b) stays where you flip it (c) springs back when let go (d) slides side to side
  32. 32.True or false: a push button flips up or down. (a) True (b) False
  33. 33.🔘 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
  34. 34.True or false: a slide switch closes when tipped over. (a) True (b) False
  35. 35.🔘 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 OFF and D is OFF. Does the bulb glow? (a) No (b) Yes
  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 OFF and D is ON. Does the bulb glow? (a) No (b) Yes
  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 ON, B is OFF and C is ON. Does the bulb glow? (a) No (b) Yes
  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.🔘 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
  40. 40.🔘 When a switch is ON, the circuit is … (a) open (b) broken (c) cut (d) closed

Answer key

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

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