1 A spherical raindrop of initial mass Mo and initial radius R falls freely from rest Let p be the constant density and r the

Question

1 A spherical raindrop of initial mass Mo and initial radius R falls freely from rest Let p be the constant density and r the radius at time t Assume that the drop maintains it s spherical shape The drop loses mass at the rate dm dt 47kpr where k is a constant Define te R Select the correct statement s 1 The speed of the drop at time te 2 is 15gR 8k 2 The rate of mass loss goes to zero as time ttc 3 The drop loses all it s mass in time te 4 The momentum approaches MogB 4k as t to

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