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it isn't always the same, but genorally four. the wind turbines used for generating electricity however, usually have three

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16y ago

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What do you call a building with sails which is popular in Holland?

A windmill is a building with "sails."


What type of building has sails?

windmill


What is another name for the sails of a windmill?

I don't think there is another name other than blade.


What is a Dutch building with sails?

A Dutch building with sails is commonly called a windmill.


Why is there a force involved when the sails of a windmill turn?

becuse of the force


How does windmill blow?

A windmill does not blow.A windmill is blown by the wind.The windmills sails turn the wind into power to operate machines, pumps or electrical generators.


What are windmill vanes called?

Windmill vanes are called blades or sails. These are attached to the rotor of the windmill and capture the wind's energy to generate power or perform mechanical work.


How do the sails on the windmills turn?

The sails on windmills turn when they are hit by the wind. The force of the wind causes the sails to rotate, which in turn drives the machinery inside the windmill to generate power or perform mechanical work. The design of the sails is crucial for capturing the wind efficiently and converting it into rotational motion.


What is a wheel made of cloth sails that uses the wind power?

A windmill, like in the Netherlands.


Why is a fantail needed in a windmill?

The wind blown in the fantail turns the main sails to point to the wind.


What is a windmill roof called?

A tower mill is a type of vertical windmill consisting of a brick or stone tower, on which sits a wooden 'cap' or roof, which can rotate to bring the sails into the wind.


How do traditional windmills grind grain and bring underground water?

By capturing the power of the wind as it passes the windmill's sails. This causes the sails to turn, which rotates the sails axle and this, through gears and cogs, powers the pump or the grind stones.