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Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 937 · 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 slide switch works only while pressed. (a) True (b) False
  2. 2.🔘 Which kind of switch stays where you flip it? (a) a push button (b) a toggle switch (c) a slide switch (d) a tilt switch
  3. 3.True or false: a tilt switch closes when tipped over. (a) False (b) True
  4. 4.What does a tilt switch do? (a) flips up or down (b) works only while pressed (c) stays where you flip it (d) closes when tipped over
  5. 5.True or false: a push button flips up or down. (a) True (b) False
  6. 6.What does a reed switch do? (a) closes near a magnet (b) flips up or down (c) works only while pressed (d) stays where you flip it
  7. 7.🔘 What does a switch do in a circuit? (a) changes the voltage (b) makes electricity (c) opens or closes the loop (d) stores current
  8. 8.What does a slide switch do? (a) flips up or down (b) stays where you flip it (c) slides side to side (d) works only while pressed
  9. 9.What does a toggle switch do? (a) closes when tipped over (b) springs back when let go (c) works only while pressed (d) stays where you flip it
  10. 10.🔘 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
  11. 11.🔘 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
  12. 12.🔘 Which kind of switch works only while pressed? (a) a tilt switch (b) a reed switch (c) a push button (d) a slide switch
  13. 13.🔘 Two switches are in series. When does the bulb glow? (a) when either is ON (b) when both are ON (c) when both are OFF (d) never
  14. 14.True or false: a toggle switch stays where you flip it. (a) False (b) True
  15. 15.🔘 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?
  16. 16.🔘 Two switches are in parallel (side by side). When does the bulb glow? (a) only when both are ON (b) when either is ON (c) never (d) only when both are OFF
  17. 17.True or false: a slide switch closes near a magnet. (a) False (b) True
  18. 18.🔘 Which kind of switch closes near a magnet? (a) a toggle switch (b) a slide switch (c) a reed switch (d) a push button
  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.🔘 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
  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 ON and C is OFF. Does the bulb glow? (a) Yes (b) No
  22. 22.🔘 When a switch is ON, the circuit is … (a) cut (b) open (c) closed (d) broken
  23. 23.🔘 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 OFF. Does the bulb glow? (a) Yes (b) No
  24. 24.🔘 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) Yes (b) No
  25. 25.🔘 Which kind of switch slides side to side? (a) a push button (b) a toggle switch (c) a reed switch (d) a slide switch
  26. 26.🔘 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 ON. Does the bulb glow? (a) Yes (b) No
  27. 27.🔘 A bulb and a cell are joined through 5 switches on 5 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?
  28. 28.🔘 Which kind of switch flips up or down? (a) a reed switch (b) a push button (c) a toggle switch (d) a tilt switch
  29. 29.🔘 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 OFF and D is OFF. Does the bulb glow? (a) No (b) Yes
  30. 30.True or false: a reed switch flips up or down. (a) False (b) True
  31. 31.True or false: a slide switch slides side to side. (a) False (b) True
  32. 32.🔘 Which kind of switch springs back when let go? (a) a push button (b) a slide switch (c) a reed switch (d) a toggle switch
  33. 33.🔘 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) No (b) Yes
  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 ON and B is OFF. Does the bulb glow? (a) Yes (b) No
  35. 35.True or false: a slide switch flips up or down. (a) True (b) False
  36. 36.🔘 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) Yes (b) No
  37. 37.🔘 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
  38. 38.True or false: a tilt switch slides side to side. (a) False (b) True
  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 ON and C is OFF. Does the bulb glow? (a) Yes (b) No
  40. 40.🔘 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

Answer key

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

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