A cylindrical road roller made of iron is 1.5 m long. Its inner diameter is 60 cm and thickness of iron sheet rolled into the road roller is 10 cm. Find the weight of the roller, if 1 cc of iron weight 8 gm.
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Answer:
113142.85 gm
Explanation:
First finding volume of cylinder,
Volume of cylinder=πr²h
⇒22/7×30×150
=14142.85 cm²
Weight of the roller=
14142.85cm²× 8gm
=113142.85gm
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