Answer to Question #165704 in Physics for Sunny

Question

A fruit drop from the top of tree 20m tall the Tim take the fruit to reach the ground

Answer 1

$$h=\dfrac{1}{2}gt^2,$$ $$t=\sqrt{\dfrac{2h}{g}}=\sqrt{\dfrac{2\cdot20\ m}{9.8\ \dfrac{m}{s^2}}}=2.02\ s.$$