A ball of mass \(100\text{ }\text{g}\) is thrown with a speed of \(20\text{ }\text{m/s}\) at an angle of \(6{0}^{∘}\) wi…

A ball of mass \(100\text{ }\text{g}\) is thrown with a speed of \(20\text{ }\text{m/s}\) at an angle of \(6{0}^{∘}\) with the horizontal. Calculate the decrease in the kinetic energy of the ball from the point of projection to the point where it reaches its maximum height.

(Shift II Memory Based)