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Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 174 · 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 slide switch (b) a reed switch (c) a tilt switch (d) a push button
  2. 2.What does a toggle switch do? (a) springs back when let go (b) works only while pressed (c) closes when tipped over (d) flips up or down
  3. 3.True or false: a reed switch closes when tipped over. (a) True (b) False
  4. 4.🔘 What does a switch do in a circuit? (a) stores current (b) makes electricity (c) changes the voltage (d) opens or closes the loop
  5. 5.🔘 A bulb and a cell are joined through 6 switches one after another in a single loop (series). What is the smallest number of switches that must be ON to light the bulb?
  6. 6.🔘 Which kind of switch slides side to side? (a) a push button (b) a toggle switch (c) a slide switch (d) a tilt switch
  7. 7.🔘 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) No (b) Yes
  8. 8.🔘 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 ON. Does the bulb glow? (a) Yes (b) No
  9. 9.🔘 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) Yes (b) No
  10. 10.True or false: a tilt switch closes when tipped over. (a) False (b) True
  11. 11.True or false: a push button springs back when let go. (a) False (b) True
  12. 12.🔘 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
  13. 13.What does a tilt switch do? (a) closes when tipped over (b) flips up or down (c) closes near a magnet (d) slides side to side
  14. 14.True or false: a toggle switch flips up or down. (a) False (b) True
  15. 15.What does a reed switch do? (a) stays where you flip it (b) slides side to side (c) closes near a magnet (d) flips up or down
  16. 16.🔘 Which kind of switch stays where you flip it? (a) a reed switch (b) a toggle switch (c) a slide switch (d) a tilt switch
  17. 17.🔘 When a switch is ON, the circuit is … (a) open (b) broken (c) closed (d) cut
  18. 18.🔘 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
  19. 19.What does a push button do? (a) closes when tipped over (b) closes near a magnet (c) stays where you flip it (d) works only while pressed
  20. 20.🔘 Which kind of switch flips up or down? (a) a toggle switch (b) a push button (c) a tilt switch (d) a reed switch
  21. 21.True or false: a push button slides side to side. (a) False (b) True
  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 OFF and C is ON. Does the bulb glow? (a) No (b) Yes
  23. 23.🔘 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
  24. 24.What does a slide switch do? (a) works only while pressed (b) slides side to side (c) flips up or down (d) closes near a magnet
  25. 25.🔘 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
  26. 26.🔘 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 ON. Does the bulb glow? (a) No (b) Yes
  27. 27.True or false: a reed switch closes near a magnet. (a) True (b) False
  28. 28.🔘 Which kind of switch springs back when let go? (a) a push button (b) a toggle switch (c) a reed switch (d) a tilt switch
  29. 29.🔘 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?
  30. 30.True or false: a push button flips up or down. (a) True (b) False
  31. 31.🔘 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
  32. 32.🔘 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
  33. 33.What does a push button do? (a) stays where you flip it (b) slides side to side (c) springs back when let go (d) closes near a magnet
  34. 34.🔘 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
  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 OFF. Does the bulb glow? (a) Yes (b) No
  36. 36.True or false: a slide switch closes near a magnet. (a) True (b) False
  37. 37.True or false: a toggle switch slides side to side. (a) False (b) True
  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.🔘 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?
  40. 40.True or false: a slide switch slides side to side. (a) True (b) False

Answer key

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

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