A wheel, which is initially at rest, starts to turn with a constant angular acceleration α . α. After 4 s, 4 s, it has made 4 4 complete revolutions. How many revolutions has it made after 8 s?

A5 foot by 5 foot box culvert is buried 6 feet beneath the surface of the ground. a crosssection of this very long culvert (into and out of the page) is illustrated below. assume that the soil in which the culvert is buried has the following properties: jt = 120 pcf, w = 12%, ko = 0.50, ka = 0.33, and kp = 3.00. calculate the total horizontal force per unit length of culvert (fh) felt on one of the vertical faces of the culvert.

Which of the following is the best name for mgcl2

Which of the following statement is false