Question

which types of motions are considered as service to humans why
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Answer 1

Answer:

Explanation:

Everything naturally wants to move and change. In the world of mechanics, there are four basic types of motion. These four are rotary, oscillating, linear and reciprocating

Answer 2

Explanation:

Sparking the Sepoy Mutiny

This attacked sparked off the First War of Indian Independence, or as the British termed it, the Sepoy Mutiny of 1857. A new Enfield rifle was introduced in India by the British and rumours had it that the cartridges were greased with animal fat, primarily from pigs and cows.Mar