Question:
86 A particle of mass m is thrown at t 0 with kinetic energy
Last updated: 6/2/2023
86 A particle of mass m is thrown at t 0 with kinetic energy K at an angle 30 with the horizontal from the top of a tower of height 80 m The particle again has kinetic energy K after time to The to is equal to 1 2Ko mg Ko 3 2mg 2 4 Ko mg Ko V4mg