a cylindrical road-roller made of iron is 1 m wide .ITs inner diameter is 54 cm and thickness of the iron sheet rolled into the road roller is 9 cm. Find the weight of the roller if 1 cc of iron weights 8gms. the ans. is 2647.5kg....plzz solve it fast
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Your answer is shown below :-
Volume of the road roller = 22/7 (63×63 + 54×54)100 = 2200/7 × 1053
Therefore, weight of the roller = (2200×1053×8)/7000 = 2647.5 kg .
Volume of the road roller = 22/7 (63×63 + 54×54)100 = 2200/7 × 1053
Therefore, weight of the roller = (2200×1053×8)/7000 = 2647.5 kg .
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