The inner diameter of a cylindrical wooden pipe is 24 cm and its outer diameter is 28 cm. The length of the pipe is 35 cm. Find the mass of the pipe, if
of wood has a mass of 0.6 g.
Solution:
Length of the wooden pipe
cm
Inner diameter of a cylindrical wooden pipe
cm
Therefore, inner radius of a cylindrical wooden pipe
cm
Outer diameter of a cylindrical wooden pipe
cm
Therefore, outer radius of a cylindrical wooden pipe
cm
Volume of wood used in the pipe
1
of wood = 0.6 g
5720
of wood
g =3.432 kg
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