A point on the edge of the roller travels the circumference of the roller in 1 revolution, so that its linear velocity is
(10 rev/s) * (2*(14.25 cm)*pi cm/rev) = 285 pi cm/s
or about 895.4 cm/s.
Answer:
17
Step-by-step explanation:
I don’t know if you were asking for that cause my english is not that good but i hope that i helped you
Answer:
8.47 Hours
Step-by-step explanation:
The total distance covered in 12 hours with a speed of 60 mph
Distance = 12 x 60 = 720 miles
Now we are required to find the time taken if the same distance is travelled with a speed of 85 mph
Time = 8.47 hours
