a road roller takes 750 complete revolutions to move once over to level a road . Find the area of the road if the diameter of the road roller is 84 cm and length is 1 m
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Step-by-step explanation:
diameter of road roller=84cm
radius=84/2=42cm=0.42m
length=1m
csa of cylinder=2*22/7*0.42*1
26.4m²
area covered by road roller in 1 revolution=26.4m²
area covered by road roller in 750 revolution=26.4*750=19,800m²
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