Article Detail Which is the longest rail tunnel in India ? Answer: Pir Panjal (J&k, 11215 metre) Similar Questions : 1. Which is largest Dome in India ? Answer: Gol Gumbaz (Karnataka) 2. Which is Longest Dam in India ? Answer: Hirakod Dam (Orissa) 3. What is the name of tallest Animal ? Answer: Giraffe 4. Which is the longest Platform ? Answer: Gorakhpur railway station, Uttar Pradesh, India (1355.40 meters) 5. Which is the lightest gas ? Answer: Hydrogen 6. Which is longest railway station ? Answer: Grand Central Terminal, Chicago(USA). 7. Which is biggest planet ? Answer: Jupiter Read more from - Longest and Largest