A wooden cylindrical pole is 7m high and its base radius is 10cm. Find its weight if the wood weights 225 kg per cubic metre ?
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Volume =π r² h
= π×(10)²×(700) = 220000 cm³
weight = 225 ×220000 = 49500000 kg
but i think weight should be 225kg/m³
considering this
volume = π×(0.1)²×700 = 22 m³
weight = 22×225 =4950 kg
hope you got it
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your answer is given above
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