Question

ᴅᴇғɪɴᴇ ᴠᴇʟᴏᴄɪᴛʏ.. .. .. .. ..​

Answer 1

The velocity of an object is the rate of change of its position with respect to a frame of reference, and is a function of time. Velocity is equivalent to a specification of an object's speed and direction of motion.

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Answer 2

ɴᴏ ɪᴅᴇᴀ ...

ᴘᴛᴀ ɴᴏɪɪɪ .. ᴠᴏ ᴋᴇᴄʜɪ ʜᴀɪ ...

An oil refinery or petroleum refinery is an industrial process plant where crude oil is transformed and refined into useful products such as petroleum naphtha, gasoline, diesel fuel, asphalt base, heating oil, kerosene, liquefied petroleum gas, jet fuel and fuel oils.