I have to make a graph showing to the tenth of a second showing velocity, displacement, and acceleration for throwing a tennis ball up three times and letting it hit the ground. My times are 2.85 seconds, 2.56 seconds, and 2.60 seconds.

Question

I have to make a graph showing to the tenth of a second showing velocity, displacement, and acceleration for throwing a tennis ball up three times and letting it hit the ground.  My times are 2.85 seconds, 2.56 seconds, and 2.60 seconds.

Any help would be greatly appreciated.

bobpurslley · Answer

So what is the problem? You have equations to let you compute v, d, and a vs time.

rijaalu · Answer

please i need a help in this question.

1.the effective mass of the holes in a particular intrinsic semiconductor is four times that of the electrons. the band gap is 1 eV . calculate the temperature at whcih the fermi level would be shifted by 10% from the middle of the band gap.