Saved Bookmarks
| 1. |
A ball thrown straight up takes 2.0 sec to reach a height of 40 m. Find (a) its initial speed (b) ots speed at this height and (c) how much higher the ball will go.plz tell fast |
|
Answer» vf=vi+at vf=0 a=g =9.8 0=vi+9.8 x2 19.6 +vi vi =19.6
|
|