Semiconducting Devices: Diodes – Working Principle, Types, Characteristics, Applications, Advantages, and Uses

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  Semiconducting Devices: Diodes – Working Principle, Types, Characteristics, Applications, Advantages, and Uses Semiconducting Devices: Diodes Introduction A semiconducting device is an electronic component made from semiconductor materials such as silicon (Si) and germanium (Ge) . These devices control the flow of electric current and form the foundation of modern electronics. Among all semiconductor devices, the diode is the simplest and one of the most important. It allows electric current to flow mainly in one direction while blocking it in the opposite direction. Because of this property, diodes are widely used in power supplies, communication systems, signal processing, voltage regulation, switching circuits, and protection circuits. From smartphones and televisions to medical equipment and satellites, diodes play an essential role in almost every electronic device. What is a Diode? A diode is a two-terminal semiconductor device that conducts electric curre...
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Sports GK

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🏆 Top 25 Sports General Knowledge Questions

Sports General Knowledge is very important for students, competitive exams, quizzes, and interviews. Below are the top 25 sports GK questions with answers updated for 2025.

  1. Which country invented cricket?
    Answer: England

  2. How many players are there in a cricket team?
    Answer: 11 players

  3. Who is known as the “God of Cricket”?
    Answer: Sachin Tendulkar

  4. Which sport is associated with Wimbledon?
    Answer: Tennis

  5. How many rings are there in the Olympic symbol?
    Answer: Five

  6. Which country has won the most FIFA World Cups (till 2025)?
    Answer: Brazil

  7. What is the national sport of India?
    Answer: Hockey

  8. In which sport is the term “Love” used?
    Answer: Tennis

  9. What is the total duration of a football match?
    Answer: 90 minutes

  10. Which sport uses a shuttlecock?
    Answer: Badminton

  11. Who was the first Indian to win an individual Olympic gold medal?
    Answer: Abhinav Bindra

  12. Which country hosts the Tour de France?
    Answer: France

  13. How many players are on the court in a basketball team?
    Answer: 5 players

  14. What is the highest governing body of cricket?
    Answer: International Cricket Council (ICC)

  15. Which sport is Michael Phelps famous for?
    Answer: Swimming

  16. In which game is the Davis Cup awarded?
    Answer: Tennis

  17. Which country invented badminton?
    Answer: England

  18. What is the usual shape of a cricket ground?
    Answer: Oval or circular

  19. Who is known as the “Flying Sikh of India”?
    Answer: Milkha Singh

    20.
  20. Which Grand Slam tournament is played on clay courts?
    Answer: French Open (Roland Garros)

  21. Which sport does Lionel Messi play?
    Answer: Football (Soccer)

  22. What is the duration of a Test cricket match?
    Answer: 5 days

  23. Which sport uses the terms “strike” and “spare”?
    Answer: Bowling

  24. Who is the first female Olympic medalist from India?
    Answer: Karnam Malleswari

  25. Which country will host the Summer Olympics in 2028?
    Answer: United States (Los Angeles)

Conclusion: These top 25 sports GK questions for 2025 are useful for school students, competitive exams, quizzes, and interviews. Regular practice of GK improves confidence and awareness.

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