Author Question: A car drives over a hilltop that has a radius of curvature 120 m at the top of the hill. At what ... (Read 40 times)

fasfsadfdsfa · **on:** Jul 29, 2018

A car drives over a hilltop that has a radius of curvature 120 m at the top of the hill. At what speed would the car be traveling when it tires just barely lose contact with the road when the car is at the top of the hill?

A)

45.5 m/s

B)

41.8 m/s

C)

34.3 m/s

D)

22.2 m/s

E)

27.6 m/s

Question 2

The velocity of a longitudinal wave traveling down a solid rod depends on both the elastic modulus of the material and its density.

Indicate whether the statement is true or false