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The external diameter of a

Hi im doing measurement at skool at the moment and i cant quite ork out some questions. Can someone please help!!A metal washer
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A hollow steel tube of 2.5cm external diameter and 2.0cm internaldiameter is used as a column 3m long with both ends hinged.
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The external diameter of a pipe is 2 and half centimeter and the internal diameter is 2cm. What is the thickness of the metal in
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The external diameter of a pipe is 2 and half cmand the internal diameter is 2cm. What is the thickness of the metal in the
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2. asked by Jenny karenge
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The external diameter of a pipe is 2 and half cmand the internal diameter is 2cm. What is the thickness of the metal in the
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2. asked by Jenny karenge
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When standing erect a person's weight is supported chiefly by the larger of the two leg bones. Assuming this bone to be a hollow
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2. asked by Brittnieee.
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A cylindrical ring of thickness 3.5mm.Each ring has internal diameter 14 mm and external diameter 16 mm.Taking pie=3.14
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a hemisphere container is made with the following dimensions. the external diameter of the container is 12 cm. the internal
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a hemisphere container is made with the following dimensions. the external diameter of the container is 12 cm. the internal
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The mass of a solid sphere of metal 5cm in diameter is 6.25 kg. Find the mass of a spherical shell of same metal, the external
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