Question

6. (a) What is meant by ‘streamlined shape’? Name an object which usually has a streamlined shape. ​

Answer 1

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$\green\implies$A special shape of the bodies which reduces the fluid friction is called as the streamlined shape. Example: Aquatic animals like fish, crocodile and sharks and the vehicles like cars, flights, ships ect. Streamlined shapes help reduce the amount of air drag when an object is moving.

Aeroplane.

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Answer 2

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A streamlined body has a smooth outline which reduce the resistance offered by air and water. Aeroplane

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