# A monkey accelerates uniformly for 2m starting from rest before jumping horizontally from the top of a 20m cliff. What is the minimum acceleration so that the monkey can clear a field of throny bushes stretching out 4m from the base of the cliff?

Question

A monkey accelerates uniformly for 2m starting from rest before jumping horizontally from the top of a 20m cliff. What is the minimum acceleration so that the monkey can clear a field of throny bushes stretching out 4m from the base of the cliff?