A certain drinking fountain shoots water out from a height of 3.5 centimeter above its basin. The water follows a parabolic arc which extends 15 centimeter horizontally before hitting the basin. Max height of arc is 11 centimeter, above basin. (g=980cm/s2)
A) Find the time a single drop spends in air?
B) Find initial speed of the water?
C) Find the angle at which it is shot out of the fountain?