A road roller takes 650 complete revolution to move once over to level a road find area of road diameter 86cm and length 1m
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total revolution = area of road / CSA of roller
650=x/2*3.14*43*100
x= 650*27004
x= 17552600 sq. cm
650=x/2*3.14*43*100
x= 650*27004
x= 17552600 sq. cm
Answered by
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d=86cm=86/100m
r=86/100×2=43/100
h=1 m
area =2πrh×650
=2×22/7×43/100×1×650
=1756.8m^2
r=86/100×2=43/100
h=1 m
area =2πrh×650
=2×22/7×43/100×1×650
=1756.8m^2
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