Article Detail Which is the longest Platform ? Answer: Gorakhpur railway station, Uttar Pradesh, India (1355.40 meters) Similar Questions : 1. Which is largest Delta of India ? Answer: Sundarban (W. Bengal) 2. Which is Longest Dam in India ? Answer: Hirakod Dam (Orissa) 3. Which is smallest planet ? Answer: Mercury 4. Which is the longest day in the year ? Answer: June 21 5. Which is the highest dam in India ? Answer: Tehri Dam on Bhagirathi River in Uttarakhand (Height of 260 metres) 6. Which is Largest library in the world ? Answer: United State Library of Congress, Washington D.C. 7. Which is the lightest metal ? Answer: Lithium Read more from - Longest and Largest