Correct option is C
(c) Qutub Minar Complex
The Iron Pillar of Delhi, located in the Qutub Minar Complex, is famous for its resistance to corrosion.
- It dates back to 400 AD, during the reign of Chandragupta II (Gupta Empire).
- Made of 99.72% wrought iron, it has not rusted despite being 1,600 years old.
- The inscription on the pillar is in Sanskrit Brahmi script.
- The pillar is 7.21 meters tall and weighs about 6 tons.
Information Booster:
- The mystery of the Iron Pillar: Scientists believe the presence of high phosphorus content prevents rusting.
- It was originally erected in Udayagiri, Madhya Pradesh, and later moved to Delhi.
- The pillar is dedicated to Lord Vishnu.
- Qutub Minar Complex also houses Alauddin Khalji’s tomb and Alai Darwaza.
- The Gupta Empire was known for its advanced metallurgy.