Question

can someone help me for Physic's drawing

http://www.m5zn.com/newuploads/2013/02/11/png//m5zn_194322003afd55a.png

2)

http://www.m5zn.com/newuploads/2013/02/11/png//m5zn_8b41772f3eaf7a1.png


3)

http://www.m5zn.com/newuploads/2013/02/11/png//m5zn_194322003afd55a.png

Answer 1

1) first one.. initial velocity is not know..
So we cannot determine what is the height to which it is going.. but we can surely draw a graph..

tell me what is the equation for y(t) ?