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Electronics Worksheet: Switches in a Circuit

Electronics lesson 5: Switches in a circuit · Set 933 · 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 springs back when let go. (a) True (b) False
  2. 2.🔘 Which kind of switch springs back when let go? (a) a tilt switch (b) a push button (c) a reed switch (d) a slide switch
  3. 3.What does a tilt switch do? (a) closes when tipped over (b) springs back when let go (c) works only while pressed (d) closes near a magnet
  4. 4.🔘 Which kind of switch closes when tipped over? (a) a tilt switch (b) a reed switch (c) a slide switch (d) a push button
  5. 5.🔘 Which kind of switch works only while pressed? (a) a push button (b) a reed switch (c) a slide switch (d) a toggle switch
  6. 6.🔘 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 OFF. Does the bulb glow? (a) Yes (b) No
  7. 7.🔘 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?
  8. 8.🔘 What does a switch do in a circuit? (a) stores current (b) changes the voltage (c) makes electricity (d) opens or closes the loop
  9. 9.🔘 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 ON. Does the bulb glow? (a) No (b) Yes
  10. 10.🔘 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
  11. 11.🔘 When a switch is ON, the circuit is … (a) broken (b) closed (c) open (d) cut
  12. 12.What does a toggle switch do? (a) flips up or down (b) works only while pressed (c) closes near a magnet (d) slides side to side
  13. 13.What does a push button do? (a) closes when tipped over (b) stays where you flip it (c) flips up or down (d) works only while pressed
  14. 14.🔘 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) No (b) Yes
  15. 15.🔘 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?
  16. 16.What does a toggle switch do? (a) stays where you flip it (b) springs back when let go (c) closes near a magnet (d) closes when tipped over
  17. 17.True or false: a push button closes when tipped over. (a) True (b) False
  18. 18.True or false: a slide switch stays where you flip it. (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 ON, B is OFF and C is OFF. Does the bulb glow? (a) No (b) Yes
  20. 20.🔘 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) Yes (b) No
  21. 21.🔘 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
  22. 22.🔘 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
  23. 23.True or false: a toggle switch flips up or down. (a) True (b) False
  24. 24.🔘 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 OFF and D is OFF. Does the bulb glow? (a) No (b) Yes
  25. 25.🔘 Which kind of switch stays where you flip it? (a) a slide switch (b) a toggle switch (c) a push button (d) a reed switch
  26. 26.🔘 Two switches are in parallel (side by side). When does the bulb glow? (a) only when both are OFF (b) when either is ON (c) only when both are ON (d) never
  27. 27.🔘 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
  28. 28.True or false: a slide switch flips up or down. (a) False (b) True
  29. 29.True or false: a toggle switch closes near a magnet. (a) False (b) True
  30. 30.🔘 Which kind of switch slides side to side? (a) a slide switch (b) a toggle switch (c) a reed switch (d) a push button
  31. 31.🔘 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?
  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 OFF, B is OFF and C is ON. Does the bulb glow? (a) Yes (b) No
  33. 33.🔘 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) Yes (b) No
  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 ON, B is OFF, C is ON and D is ON. Does the bulb glow? (a) Yes (b) No
  35. 35.True or false: a reed switch stays where you flip it. (a) False (b) True
  36. 36.True or false: a tilt switch stays where you flip it. (a) True (b) False
  37. 37.🔘 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?
  38. 38.🔘 Which kind of switch flips up or down? (a) a reed switch (b) a slide switch (c) a tilt switch (d) a toggle switch
  39. 39.True or false: a toggle switch stays where you flip it. (a) False (b) True
  40. 40.🔘 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 ON. Does the bulb glow? (a) Yes (b) No

Answer key

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

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