The tension T is a belt passing round a pulley wheel and in contact with the pulley over an angle tita radian is given by T=Toeutita

Aball is thrown straight up into the air with a speed of 21 m/s. if the ball has a mass of 0.1 kg, how high does the ball go? acceleration due to gravity is g = 9.8 m/s^2. a. 22.5 m b. 20.0 m c. 25.0 m d. 17.5 m

Anybody wanna ? (picture included? )

What is the single most important equation in all of physics?