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Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 591 · 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.True or false: a push button works only while pressed. (a) True (b) False
  2. 2.True or false: a reed switch stays where you flip it. (a) False (b) True
  3. 3.🔘 Which kind of switch slides side to side? (a) a toggle switch (b) a slide switch (c) a reed switch (d) a tilt switch
  4. 4.What does a push button do? (a) slides side to side (b) closes near a magnet (c) closes when tipped over (d) works only while pressed
  5. 5.What does a reed switch do? (a) works only while pressed (b) closes when tipped over (c) closes near a magnet (d) slides side to side
  6. 6.🔘 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
  7. 7.🔘 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
  8. 8.🔘 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 OFF. Does the bulb glow? (a) Yes (b) No
  9. 9.True or false: a reed switch closes near a magnet. (a) True (b) False
  10. 10.🔘 When a switch is ON, the circuit is … (a) closed (b) broken (c) open (d) cut
  11. 11.🔘 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
  12. 12.True or false: a toggle switch stays where you flip it. (a) True (b) False
  13. 13.🔘 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
  14. 14.What does a slide switch do? (a) works only while pressed (b) springs back when let go (c) slides side to side (d) closes when tipped over
  15. 15.🔘 Which kind of switch stays where you flip it? (a) a reed switch (b) a tilt switch (c) a push button (d) a toggle switch
  16. 16.🔘 Which kind of switch flips up or down? (a) a toggle switch (b) a reed switch (c) a slide switch (d) a tilt switch
  17. 17.🔘 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
  18. 18.True or false: a reed switch springs back when let go. (a) False (b) True
  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 ON and C is ON. Does the bulb glow? (a) Yes (b) No
  20. 20.🔘 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?
  21. 21.🔘 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 OFF and D is ON. Does the bulb glow? (a) Yes (b) No
  22. 22.🔘 Two switches are in parallel (side by side). When does the bulb glow? (a) when either is ON (b) only when both are OFF (c) only when both are ON (d) never
  23. 23.🔘 Which kind of switch closes when tipped over? (a) a slide switch (b) a push button (c) a toggle switch (d) a tilt switch
  24. 24.🔘 What does a switch do in a circuit? (a) changes the voltage (b) opens or closes the loop (c) makes electricity (d) stores current
  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.What does a toggle switch do? (a) works only while pressed (b) closes near a magnet (c) springs back when let go (d) stays where you flip it
  27. 27.What does a toggle switch do? (a) springs back when let go (b) works only while pressed (c) flips up or down (d) closes near a magnet
  28. 28.What does a tilt switch do? (a) closes when tipped over (b) closes near a magnet (c) flips up or down (d) springs back when let go
  29. 29.🔘 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) No (b) Yes
  30. 30.🔘 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
  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 OFF. Does the bulb glow? (a) Yes (b) No
  32. 32.True or false: a slide switch closes when tipped over. (a) True (b) False
  33. 33.True or false: a slide switch closes near a magnet. (a) False (b) True
  34. 34.🔘 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 ON, C is ON and D is OFF. Does the bulb glow? (a) Yes (b) No
  35. 35.True or false: a tilt switch stays where you flip it. (a) False (b) True
  36. 36.🔘 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
  37. 37.🔘 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 ON, C is ON and D is ON. Does the bulb glow? (a) Yes (b) No
  38. 38.True or false: a reed switch flips up or down. (a) False (b) True
  39. 39.🔘 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?
  40. 40.True or false: a push button flips up or down. (a) True (b) False

Answer key

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

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