SSLC (English Medium) इयत्ता ९ - Tamil Nadu Board of Secondary Education Question Bank Solutions for Social Science

Mention any three attributes of Industrial Revolution.

Why did Industrial Revolution begin in England first? Give three reasons.

How was Iron produced in olden days?

How was the death of the miners reduced?

Industrial Revolution was dependent on good transportation. Comment.

Flying shuttle helped ______.

Henry Bessemer discovered a faster and cheaper method of producing steel in the year ______.

John Loudon Me Adam became famous for ______.

Division of Labour came into practice due to ______.

A Scottish engineer ______ converted a stationary steam engine to a rotary engine. 

The safety lamp of Sir Humphrey Davy was invented in ______.

The railways date back to the sixth century B.C. in _____ Greece.

Answer all the questions given under the caption.

Iron and Steel

1. In the olden days iron ore was smelted in brick furnaces. Charcoal was used as fuel.
2. The iron produced was not sturdy and strong. It had to be smelted again.
3. How was the cast iron blowing cylinder later improved?
4. How did the rolling mill increases fuel efficiency in iron production?

How was Thomas Newcomen helpful to the British Mine owners.

What was the contribution of James Watt?

Mention about the factory centers.

Why did coal mines become deeper and deeper?

When did modern rail transport commence?

Mention the main attributes of the Industrial Revolution.

Mention the development in textiles due to the industrial revolution in Great Britain.