Article Detail Which is the longest rail tunnel in India ? Answer: Pir Panjal (J&k, 11215 metre) Similar Questions : 1. Which is the biggest country in Area ? Answer: Russia 2. Which is the deepest lake of the world ? Answer: Lake Baikal 3. Which is the state largest by area in India ? Answer: Rajasthan 4. Which is longest railway station ? Answer: Grand Central Terminal, Chicago(USA). 5. Which is the highest Plateau ? Answer: Pamir, Tibet 6. Which is the brightest planet ? Answer: Venus 7. Which is the Largest lake of the world ? Answer: Caspian Sea (371,000 sq km) Read more from - Longest and Largest