Exercise on Section - I paragraphs 9,10 — task. English Language State Board, Class 8.

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1. When did Isaac pry into the windmill's internal machinery?

When the mill was at rest.
When the mill was in motion.

2. What happened inside the windmill when the sails were in motion?

The mill-stones revolved and crushed the grains.
It created a lot of electrical energy.

3. What were the little sails made of, in Isaac's model windmill?

Jute.
Linen.

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