My Media ions ashboard ch Roster mmary Available Jul 17 at 6:15pm - Jul 17 at 8pm 1 hour and 45 minutes 50 kg H=0.3 30 30kg 1. Fmn A mass-spring system is initially held at rest with an unstretched spring in the configuration shown above. The system is released and the 30kg mass moves downward until it hits the ground. Neglect the mass of the cables and pulleys, and assume the cables are inextensible. Ground 1.2 m Deterine the minimum spring constant, k, such that the 30kg mass impacts the ground at a speed no greater than 2m/s. 1/4