Article Detail Which is Longest Dam in India ? Answer: Hirakod Dam (Orissa) Similar Questions : 1. Which is the lightest metal ? Answer: Lithium 2. What is the name of tallest Animal ? Answer: Giraffe 3. Longest rail tunnel in the world ? Answer: Seikan Tunnel (Japan - 53.9 Km) 4. Which is the shortest day in the year ? Answer: December 22 5. What is the name of tallest Animal ? Answer: Giraffe 6. Which is largest continent ? Answer: Asia 7. Which is the smallest state of India by Population ? Answer: Sikkim Read more from - Longest and Largest