Answer to Question #290120 in Physics for Amos

Question

Missing dimouter, the former platoon Oliver of the rungling brothers eishesy had a kinetic energy is 12000 just primer to hitting the bucket of water. Ik Missy’s mass is 40kg, then what is her speed

Answer 1

Write the formula for kinetic energy and express speed from it:

$$KE=\dfrac 12mv^2→v=\sqrt\dfrac{2E}m=24.5\text{ m/s}.$$