Determine the number of revolutions through which a typical automobile tire turns in 1 yr?


Posted April 21st, 2010 by admin 2 Comments »
automobile
ATGC asked:


Determine the number of revolutions through which a typical automobile tire turns in 1 yr. Suppose the automobile travels 12000 miles each year on tires with radius 0.225 m.

What is the number of revolutions turned by a typical automobile on a yearly basis?


Posted February 22nd, 2010 by admin 2 Comments »
automobile
jerkstoreowner asked:


Determine the number of revolutions through which a typical automobile tire turns in 1 yr. Suppose the automobile travels 11000 miles each year on tires with radius 0.220 m.

??? revolutions

I would appreciate any help. Please show me how to solve it in detail, I learn best that way!

How fast is the car moving when the pebble flies out of the tire tread?


Posted April 12th, 2009 by admin 1 Comment »
car
xgoddess210 asked:


A 1.3 g pebble is stuck in a tread of a 0.83 m-diameter automobile tire, held in place by static friction that can be at most 3.3 N. The car starts from rest and gradually accelerates on a straight road. How fast is the car moving when the pebble flies out of the tire tread? Answer in m/s.

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