Question

pierce has a mass if 75kg and is bungee jumping off of the too of a dan in russia with a cord that is too long. when he splashes into the water at the botttom of the dam he is moving at a soeed of 8 m/s, and the bungee cord us streched ti be 25m longer than its rest lengtg. if tge bungee cord has a spring constant of 150 N/m, how high us the dam in meters? (ignore air resistence)

Answer 1

gikan, mass (m) = - 159 &mis Elongation (x)= 25m ко 150 N/m to Conservation of trungy According Kinetic Potential Initial potential energy & t spring &ng сло49 4 = mgh 7. К 2 4 тv2 - 4 4 (4) (4)2 - 4 x1 (2) 2 Н (с Пs (ч. 1) G6. 91 Ү muruu