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physics_savier :P
Answers (1)
first we find the normal force on the small cube: F=ma (where f=force,a=acceleration,m=mass) a=f/m acceleration on small box is same as that on the large box. let force to find be P. then: a=p/(25kg+4kg) a=p/(29kg)m/s^2 force acting on small box: f=ma