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Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 314 · 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 push button works only while pressed. (a) True (b) False
  2. 2.What does a slide switch do? (a) stays where you flip it (b) springs back when let go (c) flips up or down (d) slides side to side
  3. 3.🔘 Which kind of switch springs back when let go? (a) a toggle switch (b) a tilt switch (c) a reed switch (d) a push button
  4. 4.🔘 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
  5. 5.🔘 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) Yes (b) No
  6. 6.🔘 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?
  7. 7.🔘 What does a switch do in a circuit? (a) opens or closes the loop (b) changes the voltage (c) stores current (d) makes electricity
  8. 8.🔘 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
  9. 9.True or false: a toggle switch stays where you flip it. (a) True (b) False
  10. 10.🔘 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
  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 ON, B is OFF and C is OFF. Does the bulb glow? (a) Yes (b) No
  12. 12.🔘 Which kind of switch slides side to side? (a) a reed switch (b) a tilt switch (c) a push button (d) a slide switch
  13. 13.🔘 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
  14. 14.🔘 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
  15. 15.🔘 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
  16. 16.True or false: a reed switch stays where you flip it. (a) True (b) False
  17. 17.True or false: a toggle switch flips up or down. (a) False (b) True
  18. 18.🔘 Which kind of switch closes when tipped over? (a) a tilt switch (b) a reed switch (c) a push button (d) a toggle switch
  19. 19.🔘 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) No (b) Yes
  20. 20.🔘 Two switches are in series. When does the bulb glow? (a) when both are OFF (b) never (c) when both are ON (d) when either is ON
  21. 21.🔘 When a switch is ON, the circuit is … (a) open (b) cut (c) closed (d) broken
  22. 22.What does a reed switch do? (a) springs back when let go (b) slides side to side (c) closes near a magnet (d) works only while pressed
  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) No (b) Yes
  24. 24.🔘 Which kind of switch stays where you flip it? (a) a push button (b) a tilt switch (c) a toggle switch (d) a reed switch
  25. 25.What does a push button do? (a) slides side to side (b) closes near a magnet (c) closes when tipped over (d) springs back when let go
  26. 26.🔘 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
  27. 27.🔘 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) Yes (b) No
  28. 28.🔘 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?
  29. 29.True or false: a tilt switch works only while pressed. (a) False (b) True
  30. 30.True or false: a reed switch slides side to side. (a) False (b) True
  31. 31.🔘 Which kind of switch works only while pressed? (a) a push button (b) a slide switch (c) a reed switch (d) a toggle switch
  32. 32.🔘 Which kind of switch flips up or down? (a) a toggle switch (b) a push button (c) a tilt switch (d) a reed switch
  33. 33.🔘 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
  34. 34.True or false: a tilt switch flips up or down. (a) False (b) True
  35. 35.🔘 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
  36. 36.🔘 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
  37. 37.True or false: a slide switch stays where you flip it. (a) False (b) True
  38. 38.🔘 Which kind of switch closes near a magnet? (a) a reed switch (b) a slide switch (c) a push button (d) a toggle switch
  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 OFF and C is OFF. Does the bulb glow? (a) No (b) Yes
  40. 40.What does a tilt switch do? (a) slides side to side (b) closes when tipped over (c) works only while pressed (d) closes near a magnet

Answer key

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

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