Question

how were the machines created class 8

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Answer 1

Answer:

Machines are made of different metals. These metals are found in the form of ore in mines. The ore is taken and is melted in furnaces and pits. The molten metal is cast in moulds.

Explanation:

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Answer 2

Answer:

Mechanisms. The mechanism of a mechanical system is assembled from components called machine elements. These elements provide structure for the system and control its movement. The structural components are, generally, the frame members, bearings, splines, springs, seals, fasteners and covers.

Explanation:

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