Question

= 1424.304 kg
30. A lead pencil consists of a cylinder of wood with a solid cylinder of gra
filled in the interior. The diameter of a pencil is 7 mm and the diameter or
graphite is 1 mm. If the length of the pencil is 14 cm. Find the () volun
the graphite (ii) volume of the wood (ii) the weight of the whole penelit
specific gravity of the wood is 0.7 gm/em and that of the graphs​

Answer 1

Answer:

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