Question

Did you know?
Near the Qutub Minar in Delhi
stands an iron pillar (Fig. 6.7)
which is more than 7 metres
high. It weighs more than 6000 kg
It was built more than 1600 years
ago. After such a long period it has
not rusted. For its quality of rust
resistance it has been examined
by scientists from all parts of the
world. It tells something about the
advances India had made in
metal technology as back as
1600 years ago.​

Answer 1

Answer:

Did you know?

Near the Qutub Minar in Delhi

stands an iron pillar (Fig. 6.7)

which is more than 7 metres

high. It weighs more than 6000 kg

It was built more than 1600 years

ago. After such a long period it has

not rusted. For its quality of rust

resistance it has been examined

by scientists from all parts of the

world. It tells something about the

advances India had made in

metal technology as back as

1600 years ago.