Question

what is alloy for what purpose alloys are prepared explain in about hundred words

Answer 1

An Alloy is a homogeneous mixture of a metal and a non-metal.
they are made to obtain certain desirable properties.
The properties of an alloy are generally intermediate bet. the components of the alloy.
An alloy is usually made by melting the component together and solidifying the mixture.
Components of alloy must be soluble in each other in the molten state and should not separate into layer on solidification.
they are designed a wide varities of steel to suit particular application.
e.g-steel. 

Answer 2

ⓗⓔⓡⓔ ⓘⓢ ⓨⓞⓤⓡ ⓐⓝⓢⓦⓔⓡ

ᴀɴ ᴀʟʟᴏʏ ɪs ᴀ ʜᴏᴍᴏɢᴇɴᴇᴏᴜs ᴍɪxᴛᴜʀᴇ ᴏғ ᴛᴡᴏ ᴏʀ ᴍᴏʀᴇ ᴍᴇᴛᴀʟs ᴏʀ ᴀ ᴍᴇᴛᴀʟ ᴀɴᴅ ɴᴏɴ ᴍᴇᴛᴀʟ.

ɪᴛ ɪs ᴘʀᴇᴘᴀʀᴇᴅ ʙʏ ғɪʀsᴛ ᴍᴇʟᴛɪɴɢ ᴛʜᴇ ᴘʀɪᴍᴀʀʏ ᴍᴇᴛᴀʟ ᴀɴᴅ ᴅɪssᴏʟᴠɪɴɢ ᴛʜᴇ ᴏᴛʜᴇʀ ᴇʟᴇᴍᴇɴᴛs ɪɴ ᴀ ᴅᴇғɪɴɪᴛᴇ ᴘʀᴏᴘᴏᴛɪᴏɴs. ɪᴛ ɪs ᴛʜᴇɴ ᴄᴏᴏʟᴇᴅ ᴛᴏ ʀᴏᴏᴍ ᴛᴇᴍᴘᴇʀᴀᴛᴜʀᴇ.

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