Asked by Kenneth
A uniform cylindrical pipe has an external diameter of 3.6cm and an internal diameter of 2.8cm.
a)Calculate the volume of the material required to construct a metre length of the pipe.
b)One cubic metre of material used has a mass of 44kg.Calculate the mass of 60m of such a pipe giving your answer to the nearest kilogram.
a)Calculate the volume of the material required to construct a metre length of the pipe.
b)One cubic metre of material used has a mass of 44kg.Calculate the mass of 60m of such a pipe giving your answer to the nearest kilogram.
Answers
Answered by
Reed
School Subject: (Examples: math, science, algebra, geography)
You are taking a class called New Light Academy?
You are taking a class called New Light Academy?
Answered by
nimra
atomic no
Answered by
bobpursley
volumemetal=outsidediaVolume-insidediaVol
= PI/4 * (3.6^2 -2.8^2) per meter in cm^3/m
mass60m=volume*density=volumeabove*.044kg/cm^3
= PI/4 * (3.6^2 -2.8^2) per meter in cm^3/m
mass60m=volume*density=volumeabove*.044kg/cm^3
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