UPSC Special Class Railway Apprentice (SCRA) MCQs
UPSC Special Class Railway Apprentice (SCRA) MCQs: These MCQs focus on key subjects such as General Knowledge, Mathematics, Physics, and Engineering Aptitude, designed to reflect the actual exam pattern. Practicing with these questions will help aspirants enhance their understanding, improve problem-solving skills, and boost time management. Whether youβre revising core concepts or assessing your exam readiness, these SCRA MCQs are an essential resource to help you succeed in the UPSC SCRA exam and embark on a career in the Indian Railways.
Q1. Which gas is commonly known as laughing gas?
π View ExplanationQ2. What is the derivative of sin(x)?
π View ExplanationQ3. Who was the first President of India?
π View ExplanationQ4. What is the chemical formula of water?
π View ExplanationQ5. The sum of angles in a triangle is?
π View ExplanationQ6. Which part of the brain controls balance and coordination?
π View ExplanationQ7. What is the value of zero factorial (0!)?
π View ExplanationQ8. Which element has the atomic number 8?
π View ExplanationQ9. The Mughal ruler Shah Jahan is famous for building which monument?
π View ExplanationQ10. What is the integral of 1/x dx?
π View ExplanationQ11. Who wrote the Indian national anthem?
π View ExplanationQ12. What is the SI unit of force?
π View ExplanationQ13. Solve for x: 2x + 3 = 7.
π View ExplanationQ14. In which year did India gain independence?
π View ExplanationQ15. What is the acceleration due to gravity (approx.) on Earth?
π View ExplanationQ16. What is 2 raised to the power 5?
π View ExplanationQ17. Which vitamin is produced when the skin is exposed to sunlight?
π View ExplanationQ18. What is the chemical symbol for gold?
π View ExplanationQ19. The Earth revolves around the Sun in approximately how many days?
π View ExplanationQ20. Which organ is responsible for pumping blood in the human body?
π View ExplanationQ21. What is the square root of 144?
π View ExplanationQ22. Which of the following is a noble gas?
π View ExplanationQ23. In which year was the Constitution of India adopted?
π View ExplanationQ24. What is the next prime number after 7?
π View ExplanationQ25. Which law explains the relationship between voltage, current, and resistance?
π View ExplanationQ26. What is the capital of Arunachal Pradesh?
π View ExplanationQ27. Which of the following is a non-renewable energy source?
π View ExplanationQ28. What is the formula for calculating the area of a circle?
π View ExplanationQ29. Which planet is known as the Red Planet?
π View ExplanationQ30. Who invented the telephone?
π View ExplanationQ31. What is the unit of electric current?
π View ExplanationQ32. Which organelle is known as the powerhouse of the cell?
π View ExplanationQ33. What is the value of pi (Ο) approximately?
π View ExplanationQ34. How many bones are there in the adult human body?
π View ExplanationQ35. Which phenomenon causes a rainbow?
π View ExplanationQ36. What is the boiling point of water at sea level?
π View ExplanationQ37. What type of number is 0?
π View ExplanationQ38. Which Indian state has the largest area?
π View ExplanationQ39. Which gas do plants absorb for photosynthesis?
π View ExplanationQ40. What is the Capital of India?
π View Explanation