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Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 86 · 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) stays where you flip it (c) flips up or down (d) closes when tipped over
  2. 2.🔘 Which kind of switch springs back when let go? (a) a tilt switch (b) a toggle switch (c) a push button (d) a slide switch
  3. 3.🔘 Two switches are in parallel (side by side). When does the bulb glow? (a) when either is ON (b) only when both are OFF (c) never (d) only when both are ON
  4. 4.🔘 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
  5. 5.🔘 Which kind of switch closes when tipped over? (a) a slide switch (b) a toggle switch (c) a push button (d) a tilt switch
  6. 6.🔘 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
  7. 7.🔘 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) No (b) Yes
  8. 8.What does a slide switch do? (a) closes near a magnet (b) slides side to side (c) works only while pressed (d) closes when tipped over
  9. 9.True or false: a toggle switch stays where you flip it. (a) True (b) False
  10. 10.🔘 When a switch is ON, the circuit is … (a) broken (b) cut (c) open (d) closed
  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 OFF, B is ON and C is ON. Does the bulb glow? (a) No (b) Yes
  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 OFF. Does the bulb glow? (a) No (b) Yes
  13. 13.What does a push button do? (a) stays where you flip it (b) springs back when let go (c) flips up or down (d) closes when tipped over
  14. 14.True or false: a tilt switch stays where you flip it. (a) True (b) False
  15. 15.True or false: a reed switch stays where you flip it. (a) False (b) True
  16. 16.🔘 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 ON. Does the bulb glow? (a) No (b) Yes
  17. 17.🔘 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) No (b) Yes
  18. 18.🔘 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 ON and D is OFF. Does the bulb glow? (a) No (b) Yes
  19. 19.What does a push button do? (a) closes when tipped over (b) flips up or down (c) works only while pressed (d) stays where you flip it
  20. 20.🔘 Which kind of switch works only while pressed? (a) a reed switch (b) a toggle switch (c) a push button (d) a tilt switch
  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 ON, B is OFF and C is ON. Does the bulb glow? (a) Yes (b) No
  22. 22.True or false: a slide switch closes near a magnet. (a) False (b) True
  23. 23.🔘 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?
  24. 24.🔘 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 OFF. Does the bulb glow? (a) No (b) Yes
  25. 25.🔘 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
  26. 26.What does a toggle switch do? (a) springs back when let go (b) flips up or down (c) closes when tipped over (d) closes near a magnet
  27. 27.True or false: a tilt switch closes when tipped over. (a) False (b) True
  28. 28.🔘 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
  29. 29.True or false: a slide switch slides side to side. (a) False (b) True
  30. 30.🔘 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
  31. 31.What does a reed switch do? (a) closes when tipped over (b) closes near a magnet (c) slides side to side (d) stays where you flip it
  32. 32.🔘 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 OFF. Does the bulb glow? (a) No (b) Yes
  33. 33.🔘 Which kind of switch slides side to side? (a) a reed switch (b) a slide switch (c) a tilt switch (d) a push button
  34. 34.True or false: a push button flips up or down. (a) True (b) False
  35. 35.🔘 What does a switch do in a circuit? (a) opens or closes the loop (b) stores current (c) makes electricity (d) changes the voltage
  36. 36.🔘 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
  37. 37.🔘 Which kind of switch flips up or down? (a) a slide switch (b) a push button (c) a reed switch (d) a toggle switch
  38. 38.🔘 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?
  39. 39.True or false: a push button works only while pressed. (a) True (b) False
  40. 40.🔘 Which kind of switch closes near a magnet? (a) a toggle switch (b) a tilt switch (c) a reed switch (d) a push button

Answer key

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

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