The gas tank has an inner radius of 24 in. and a thickness of 0.5 in. if it supports the 1500‐lb load at its top, and the gas pressure within it is 2 푙푏/푖푛ଶ, determine the state of stress at point a.

Simple machines can a. increase force only b. decrease force only c. increase or decrease force

How is zig zagging a form of acceleration?

If two students are running down the hall toward each other, trying to get to class, and they have the same mass and acceleration, what will happen when they collide? will their forces cancel out or will each one experience a reaction?