2 examples of radiation

Abox is pushed down at an angle of 32 degrees on a rough surface. the box moves to the right.what equation should be used to find the net force in the y-direction? answers: a. fnet,y = fn - fgb. fnet,y= fp - ffc. fnet,y = fn-fg- fpcos(32)d. fnet,y = fn-fg-fpsin(32)

In a load, the load is paralel to the shaft. n a. angular n b. thrust n c radial n d. none of the above

Awave is produced in a rope. the wave has a speed of 33 m/s and a frequency of 22 hz.