a cylindrical roller 2.5m in length,1.5m in radius when rolled on a road was found to cover the area of 16500m/square .how many revolution does it takes
Answers
Answered by
3
Answer:
no.of revolution=26500/c.s.a
=c.s.a=2×π×2.5×1.5=23.3
26500/23.3
Similar questions