← Switches in a circuit lesson New set →

Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 502 · 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.

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

Answer key

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

Free electronics lessons, practice and worksheets at talentjr.in/electronics-for-kids