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Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 658 · 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 works only while pressed? (a) a tilt switch (b) a toggle switch (c) a slide switch (d) a push button
  2. 2.🔘 Two switches are in series. When does the bulb glow? (a) when either is ON (b) never (c) when both are ON (d) when both are OFF
  3. 3.What does a toggle switch do? (a) springs back when let go (b) works only while pressed (c) closes near a magnet (d) stays where you flip it
  4. 4.🔘 Which kind of switch springs back when let go? (a) a tilt switch (b) a reed switch (c) a toggle switch (d) a push button
  5. 5.🔘 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
  6. 6.True or false: a push button springs back when let go. (a) True (b) False
  7. 7.🔘 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) Yes (b) No
  8. 8.🔘 Which kind of switch slides side to side? (a) a toggle switch (b) a tilt switch (c) a slide switch (d) a push button
  9. 9.🔘 What does a switch do in a circuit? (a) stores current (b) opens or closes the loop (c) makes electricity (d) changes the voltage
  10. 10.🔘 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?
  11. 11.🔘 Which kind of switch flips up or down? (a) a toggle switch (b) a slide switch (c) a reed switch (d) a tilt switch
  12. 12.🔘 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
  13. 13.What does a slide switch do? (a) closes near a magnet (b) stays where you flip it (c) slides side to side (d) flips up or down
  14. 14.🔘 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
  15. 15.🔘 Two switches are in parallel (side by side). When does the bulb glow? (a) only when both are OFF (b) when either is ON (c) only when both are ON (d) never
  16. 16.True or false: a reed switch stays where you flip it. (a) True (b) False
  17. 17.🔘 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
  18. 18.True or false: a push button works only while pressed. (a) True (b) False
  19. 19.True or false: a tilt switch stays where you flip it. (a) True (b) False
  20. 20.🔘 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) No (b) Yes
  21. 21.🔘 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 OFF and C is OFF. Does the bulb glow? (a) Yes (b) No
  22. 22.What does a toggle switch do? (a) springs back when let go (b) closes near a magnet (c) flips up or down (d) slides side to side
  23. 23.🔘 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) No (b) Yes
  24. 24.What does a tilt switch do? (a) springs back when let go (b) closes when tipped over (c) stays where you flip it (d) slides side to side
  25. 25.🔘 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) No (b) Yes
  26. 26.🔘 When a switch is ON, the circuit is … (a) broken (b) open (c) closed (d) cut
  27. 27.What does a push button do? (a) stays where you flip it (b) slides side to side (c) works only while pressed (d) closes near a magnet
  28. 28.True or false: a toggle switch stays where you flip it. (a) True (b) False
  29. 29.🔘 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?
  30. 30.🔘 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) Yes (b) No
  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 ON and C is ON. Does the bulb glow? (a) No (b) Yes
  32. 32.True or false: a tilt switch closes when tipped over. (a) False (b) True
  33. 33.🔘 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) Yes (b) No
  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.True or false: a reed switch closes near a magnet. (a) False (b) True
  36. 36.🔘 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
  37. 37.True or false: a tilt switch flips up or down. (a) True (b) False
  38. 38.True or false: a push button slides side to side. (a) False (b) True
  39. 39.🔘 Which kind of switch stays where you flip it? (a) a slide switch (b) a tilt switch (c) a push button (d) a toggle switch
  40. 40.🔘 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

Answer key

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

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