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Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 258 · 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.True or false: a tilt switch closes near a magnet. (a) True (b) False
  2. 2.What does a slide switch do? (a) springs back when let go (b) flips up or down (c) stays where you flip it (d) slides side to side
  3. 3.🔘 When a switch is ON, the circuit is … (a) cut (b) closed (c) open (d) broken
  4. 4.True or false: a reed switch closes near a magnet. (a) True (b) False
  5. 5.What does a push button do? (a) stays where you flip it (b) flips up or down (c) works only while pressed (d) slides side to side
  6. 6.🔘 Which kind of switch flips up or down? (a) a tilt switch (b) a push button (c) a slide switch (d) a toggle switch
  7. 7.True or false: a slide switch stays where you flip it. (a) True (b) False
  8. 8.True or false: a tilt switch works only while pressed. (a) True (b) False
  9. 9.🔘 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?
  10. 10.True or false: a reed switch flips up or down. (a) False (b) True
  11. 11.🔘 What does a switch do in a circuit? (a) changes the voltage (b) makes electricity (c) opens or closes the loop (d) stores current
  12. 12.What does a toggle switch do? (a) closes when tipped over (b) springs back when let go (c) flips up or down (d) slides side to side
  13. 13.🔘 Which kind of switch works only while pressed? (a) a tilt switch (b) a push button (c) a toggle switch (d) a slide 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) No (b) Yes
  15. 15.🔘 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) No (b) Yes
  16. 16.🔘 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 ON. Does the bulb glow? (a) Yes (b) No
  17. 17.🔘 Which kind of switch closes near a magnet? (a) a reed switch (b) a tilt switch (c) a toggle switch (d) a push button
  18. 18.True or false: a push button springs back when let go. (a) False (b) True
  19. 19.True or false: a toggle switch slides side to side. (a) True (b) False
  20. 20.🔘 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) Yes (b) No
  21. 21.True or false: a slide switch works only while pressed. (a) True (b) False
  22. 22.True or false: a reed switch stays where you flip it. (a) True (b) False
  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 ON, B is OFF, C is OFF and D is ON. Does the bulb glow? (a) No (b) Yes
  24. 24.True or false: a push button works only while pressed. (a) True (b) False
  25. 25.What does a toggle switch do? (a) closes near a magnet (b) springs back when let go (c) works only while pressed (d) stays where you flip it
  26. 26.🔘 Two switches are in series. When does the bulb glow? (a) when both are ON (b) never (c) when both are OFF (d) when either is ON
  27. 27.🔘 Which kind of switch slides side to side? (a) a toggle switch (b) a slide switch (c) a push button (d) a tilt switch
  28. 28.🔘 Which kind of switch stays where you flip it? (a) a slide switch (b) a push button (c) a reed switch (d) a toggle switch
  29. 29.🔘 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
  30. 30.What does a push button do? (a) closes when tipped over (b) springs back when let go (c) closes near a magnet (d) stays where you flip it
  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 OFF and C is ON. Does the bulb glow? (a) Yes (b) No
  32. 32.True or false: a slide switch springs back when let go. (a) True (b) False
  33. 33.What does a tilt switch do? (a) closes when tipped over (b) works only while pressed (c) stays where you flip it (d) flips up or down
  34. 34.🔘 Which kind of switch springs back when let go? (a) a slide switch (b) a tilt switch (c) a reed switch (d) a push button
  35. 35.🔘 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) No (b) Yes
  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) No (b) Yes
  37. 37.🔘 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) Yes (b) No
  38. 38.🔘 Which kind of switch closes when tipped over? (a) a push button (b) a toggle switch (c) a tilt switch (d) a reed switch
  39. 39.🔘 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
  40. 40.🔘 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 ON. Does the bulb glow? (a) Yes (b) No

Answer key

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

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