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Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 307 · 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 slide switch do? (a) springs back when let go (b) flips up or down (c) works only while pressed (d) slides side to side
  2. 2.What does a tilt switch do? (a) springs back when let go (b) closes near a magnet (c) closes when tipped over (d) slides side to side
  3. 3.🔘 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?
  4. 4.What does a reed switch do? (a) closes near a magnet (b) closes when tipped over (c) works only while pressed (d) springs back when let go
  5. 5.🔘 Which kind of switch flips up or down? (a) a toggle switch (b) a tilt switch (c) a slide switch (d) a push button
  6. 6.🔘 Two switches are in series. When does the bulb glow? (a) when both are OFF (b) when either is ON (c) never (d) when both are ON
  7. 7.🔘 Which kind of switch closes near a magnet? (a) a reed switch (b) a toggle switch (c) a tilt switch (d) a slide switch
  8. 8.What does a push button do? (a) flips up or down (b) closes near a magnet (c) slides side to side (d) works only while pressed
  9. 9.🔘 What does a switch do in a circuit? (a) changes the voltage (b) makes electricity (c) stores current (d) opens or closes the loop
  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 OFF, B is ON and C is ON. Does the bulb glow? (a) Yes (b) No
  11. 11.🔘 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 ON. Does the bulb glow? (a) Yes (b) No
  12. 12.🔘 When a switch is ON, the circuit is … (a) cut (b) broken (c) open (d) closed
  13. 13.What does a toggle switch do? (a) flips up or down (b) springs back when let go (c) closes when tipped over (d) works only while pressed
  14. 14.🔘 Which kind of switch springs back when let go? (a) a toggle switch (b) a reed switch (c) a tilt switch (d) a push button
  15. 15.🔘 Which kind of switch slides side to side? (a) a push button (b) a toggle switch (c) a slide switch (d) a reed switch
  16. 16.True or false: a slide switch stays where you flip it. (a) False (b) True
  17. 17.🔘 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
  18. 18.True or false: a reed switch flips up or down. (a) False (b) True
  19. 19.🔘 A bulb and a cell are joined through 2 switches on 2 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?
  20. 20.What does a toggle switch do? (a) stays where you flip it (b) works only while pressed (c) slides side to side (d) springs back when let go
  21. 21.🔘 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 OFF and C is ON. Does the bulb glow? (a) No (b) Yes
  22. 22.True or false: a reed switch stays where you flip it. (a) False (b) True
  23. 23.🔘 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 OFF and D is ON. Does the bulb glow? (a) No (b) Yes
  24. 24.🔘 Which kind of switch closes when tipped over? (a) a tilt switch (b) a reed switch (c) a slide switch (d) a toggle switch
  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 OFF and C is OFF. Does the bulb glow? (a) No (b) Yes
  26. 26.🔘 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
  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 OFF, B is ON and C is OFF. Does the bulb glow? (a) Yes (b) No
  28. 28.🔘 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
  29. 29.🔘 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 ON and C is OFF. Does the bulb glow? (a) No (b) Yes
  30. 30.🔘 A bulb and a cell are joined through 6 switches on 6 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?
  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 OFF, B is OFF and C is ON. Does the bulb glow? (a) Yes (b) No
  32. 32.🔘 A bulb and a cell are joined through 4 switches one after another in a single loop (series). What is the smallest number of switches that must be ON to light the bulb?
  33. 33.True or false: a tilt switch works only while pressed. (a) True (b) False
  34. 34.What does a push button do? (a) stays where you flip it (b) closes when tipped over (c) closes near a magnet (d) springs back when let go
  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 ON and C is ON. Does the bulb glow? (a) No (b) Yes
  36. 36.True or false: a push button springs back when let go. (a) False (b) True
  37. 37.True or false: a toggle switch stays where you flip it. (a) False (b) True
  38. 38.🔘 Two switches are in parallel (side by side). When does the bulb glow? (a) only when both are ON (b) only when both are OFF (c) when either is ON (d) never
  39. 39.True or false: a push button works only while pressed. (a) False (b) True
  40. 40.🔘 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

Answer key

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

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