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Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 386 · 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) springs back when let go (b) works only while pressed (c) flips up or down (d) closes when tipped over
  2. 2.🔘 Which kind of switch springs back when let go? (a) a slide switch (b) a tilt switch (c) a toggle switch (d) a push button
  3. 3.🔘 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 ON. Does the bulb glow? (a) Yes (b) No
  4. 4.True or false: a slide switch flips up or down. (a) False (b) True
  5. 5.True or false: a tilt switch springs back when let go. (a) True (b) False
  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.🔘 Which kind of switch slides side to side? (a) a slide switch (b) a push button (c) a toggle switch (d) a reed switch
  8. 8.🔘 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
  9. 9.🔘 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
  10. 10.🔘 When a switch is ON, the circuit is … (a) broken (b) cut (c) open (d) closed
  11. 11.🔘 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
  12. 12.🔘 Which kind of switch closes when tipped over? (a) a tilt switch (b) a toggle switch (c) a push button (d) a slide switch
  13. 13.True or false: a push button slides side to side. (a) True (b) False
  14. 14.🔘 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?
  15. 15.🔘 What does a switch do in a circuit? (a) changes the voltage (b) opens or closes the loop (c) stores current (d) makes electricity
  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 OFF and C is OFF. Does the bulb glow? (a) Yes (b) No
  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 ON. Does the bulb glow? (a) Yes (b) No
  18. 18.🔘 Which kind of switch works only while pressed? (a) a tilt switch (b) a reed switch (c) a toggle switch (d) a push button
  19. 19.🔘 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
  20. 20.🔘 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 ON. Does the bulb glow? (a) No (b) Yes
  21. 21.True or false: a slide switch springs back when let go. (a) True (b) False
  22. 22.True or false: a reed switch springs back when let go. (a) True (b) False
  23. 23.🔘 Which kind of switch stays where you flip it? (a) a push button (b) a toggle switch (c) a slide switch (d) a tilt switch
  24. 24.🔘 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 ON and C is ON. 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 OFF, B is ON and C is OFF. Does the bulb glow? (a) Yes (b) No
  26. 26.What does a reed switch do? (a) works only while pressed (b) flips up or down (c) slides side to side (d) closes near a magnet
  27. 27.🔘 Two switches are in parallel (side by side). When does the bulb glow? (a) only when both are ON (b) never (c) only when both are OFF (d) when either is ON
  28. 28.🔘 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
  29. 29.True or false: a tilt switch slides side to side. (a) True (b) False
  30. 30.True or false: a toggle switch stays where you flip it. (a) False (b) True
  31. 31.🔘 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 OFF. Does the bulb glow? (a) No (b) Yes
  32. 32.🔘 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 OFF. Does the bulb glow? (a) No (b) Yes
  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 ON, B is ON and C is ON. Does the bulb glow? (a) No (b) Yes
  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 ON, B is OFF and C is OFF. Does the bulb glow? (a) Yes (b) No
  35. 35.True or false: a toggle switch slides side to side. (a) False (b) True
  36. 36.True or false: a tilt switch closes when tipped over. (a) False (b) True
  37. 37.What does a push button do? (a) slides side to side (b) flips up or down (c) stays where you flip it (d) springs back when let go
  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 OFF, B is ON and C is OFF. Does the bulb glow? (a) Yes (b) No
  39. 39.What does a toggle switch do? (a) closes when tipped over (b) slides side to side (c) springs back when let go (d) stays where you flip it
  40. 40.🔘 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

Answer key

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

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