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MCQ practice · SSC Physics Board questions · Chapter 11

SSC Physics Chapter 11.

Current Electricity

58 questions · Board questions

  1. What is the potential difference of the ordinary battery cells that are commonly used?Cumilla Board 2021
  2. Which of the following is a semiconductor?Chattogram Board 2023
  3. Which of the following is a semiconductor?Barishal Board 2021
  4. In which of these are there no free electrons?Rajshahi Board 2022
  5. Which of the following is a semiconductor?Jashore Board 2021
  6. What is the amount of charge that flows in one second when a current of one ampere flows called?Dhaka Board 2021
  7. What is the rate of flow of charge with time called?Chattogram Board 2021
  8. If a charge Q flows through a conductor in time t, the electric current will be-Dhaka Board 2023
  9. If the time is increased while the flow of charge through a conductor is kept unchanged, the electric current-Cumilla Board 2022
  10. What is the current if a charge of 10 C flows in 5 seconds?Dhaka Board 2021
  11. What is the name of the instrument that measures the potential difference?Sylhet Board 2021
  12. If the temperature and the material of a conductor are constant, the electric current is ___ to the potential difference.Mymensingh Board 2021
  13. The potential difference across a conductor is 120 V and the current is 10 A. What is its resistance?Barishal Board 2024
  14. Regarding potential difference, resistance and electric current-Chattogram Board 2021
  15. How many kinds of resistor are used in circuits?Cumilla Board 2023
  16. What is a rheostat?Dhaka Board 2022
  17. How is the resistance related to the cross-sectional area?Cumilla Board 2021
  18. When the temperature rises, in a conductor-Barishal Board 2022
  19. On which one does the specific resistance of a particular wire depend?Barishal Board 2021
  20. What is the unit of specific resistance?Mymensingh Board 2022
  21. Which of the following relations is correct?Chattogram Board 2021
  22. On which of the following does the resistance of a conducting wire depend?Barishal Board 2024
  23. Which of the following substances has the highest conductivity?Dinajpur Board 2024
  24. Which of the following substances conducts electricity the most?Dhaka Board 2023
  25. Specific resistance depends on-Cumilla Board 2023
  26. The specific resistance of a conducting material will change if-Chattogram Board 2022
  27. Which one has the higher specific resistance?Chattogram Board 2022 · Sylhet Board 2022
  28. Which of the following has the greater conductivity?Cumilla Board 2022
  29. Which is the unit of conductivity σ?Dhaka Board 2022
  30. The length of a conducting wire is 2 m, its area of cross-section is 6 × 10⁻⁸ m² and its specific resistance is 1.68 × 10⁻⁸ Ω-m. What is the resistance of the wire in ohm?Dinajpur Board 2022
  31. Which one has the lower specific resistance?Dinajpur Board 2022
  32. What is the specific resistance of copper?Cumilla Board 2021
  33. What is the specific resistance of gold?Jashore Board 2021
  34. Which is the unit of conductivity?Mymensingh Board 2021
  35. What is the electrical conductivity of gold?Rajshahi Board 2021
  36. Which of the following has the highest conductivity?Chattogram Board 2021
  37. Which of the following has the greater conductivity?Dhaka Board 2021
  38. If the length of a conductor is halved, what change will occur in its resistance?Dinajpur Board 2021
  39. Which of the following relations will be correct if two equal resistors are joined in series and in parallel?Sylhet Board 2023
  40. What will be the equivalent resistance if four resistors of 5 Ω each are joined in parallel?Dinajpur Board 2023
  41. What will be the value of the equivalent resistance in ohm if three resistors of 2 Ω are connected in parallel with one another?Cumilla Board 2021
  42. How many 100 Ω resistors must be joined in parallel to get the resistance equal to that of two 5 Ω resistors joined in series?Barishal Board 2021
  43. Which relation is true?Sylhet Board 2021
  44. What is meant by BOT?Barishal Board 2023
  45. A bulb is marked 100 W - 220 V; it means-Cumilla Board 2021
  46. How much electric current is flowing through the bulb?Chattogram Board 2021
  47. What is the resistance of the bulb?Jashore Board 2023
  48. If the bulb is used for 6 hours daily, how many units of electricity will be consumed in the month of April?Jashore Board 2023
  49. How much electric energy will a 60 W bulb use if it is lit for 1 hour every day for 30 days?Mymensingh Board 2023
  50. One unit of electricity = how many joules?Rajshahi Board 2021
  51. What is another name of BOT?Sylhet Board 2021
  52. The price per unit is 10 taka. If the bulb is lit for 5 hours every day, how much will the electricity bill for the month of January be?Chattogram Board 2021
  53. What will be the equivalent resistance if four bulbs of 12 V - 3 W are joined in series?Sylhet Board 2022
  54. Which of the following relations is correct?Dinajpur Board 2023
  55. What is the voltage of the neutral wire of the electricity supply?Barishal Board 2021
  56. Through a circuit breaker-Jashore Board 2024
  57. How many mA of electric current through the human heart will kill a person?Cumilla Board 2022
  58. How much electric current passing directly through the heart can cause the death of a person?Cumilla Board 2021