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Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 149 · 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) works only while pressed (b) flips up or down (c) stays where you flip it (d) slides side to side
  2. 2.🔘 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
  3. 3.🔘 Which kind of switch works only while pressed? (a) a toggle switch (b) a push button (c) a reed switch (d) a slide switch
  4. 4.🔘 Two switches are in series. When does the bulb glow? (a) never (b) when either is ON (c) when both are ON (d) when both are OFF
  5. 5.🔘 Which kind of switch stays where you flip it? (a) a reed switch (b) a toggle switch (c) a tilt switch (d) a push button
  6. 6.🔘 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) never (d) when either is ON
  7. 7.🔘 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) Yes (b) No
  8. 8.🔘 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
  9. 9.What does a push button do? (a) slides side to side (b) stays where you flip it (c) works only while pressed (d) closes near a magnet
  10. 10.🔘 When a switch is ON, the circuit is … (a) cut (b) open (c) broken (d) closed
  11. 11.True or false: a toggle switch works only while pressed. (a) False (b) True
  12. 12.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
  13. 13.True or false: a tilt switch closes when tipped over. (a) True (b) False
  14. 14.What does a toggle switch do? (a) works only while pressed (b) stays where you flip it (c) closes when tipped over (d) springs back when let go
  15. 15.🔘 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) Yes (b) No
  16. 16.What does a reed switch do? (a) stays where you flip it (b) works only while pressed (c) springs back when let go (d) closes near a magnet
  17. 17.🔘 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
  18. 18.🔘 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
  19. 19.True or false: a reed switch flips up or down. (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) Yes (b) No
  21. 21.🔘 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
  22. 22.True or false: a toggle switch flips up or down. (a) True (b) False
  23. 23.🔘 Which kind of switch slides side to side? (a) a tilt switch (b) a reed switch (c) a push button (d) a slide switch
  24. 24.🔘 Which kind of switch flips up or down? (a) a push button (b) a toggle switch (c) a reed switch (d) a slide switch
  25. 25.True or false: a push button works only while pressed. (a) False (b) True
  26. 26.🔘 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 OFF. Does the bulb glow? (a) Yes (b) No
  27. 27.🔘 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
  28. 28.🔘 What does a switch do in a circuit? (a) makes electricity (b) opens or closes the loop (c) changes the voltage (d) stores current
  29. 29.True or false: a slide switch stays where you flip it. (a) False (b) True
  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 ON and B is ON. Does the bulb glow? (a) No (b) Yes
  31. 31.True or false: a push button stays where you flip it. (a) True (b) False
  32. 32.🔘 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
  33. 33.🔘 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?
  34. 34.True or false: a reed switch slides side to side. (a) False (b) True
  35. 35.🔘 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?
  36. 36.🔘 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?
  37. 37.True or false: a tilt switch stays where you flip it. (a) False (b) True
  38. 38.What does a tilt switch do? (a) closes near a magnet (b) closes when tipped over (c) slides side to side (d) works only while pressed
  39. 39.🔘 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
  40. 40.🔘 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?

Answer key

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

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