I round - PHY 302K OnRamps Mechanics, Heat, and Sound - PHY 302K NAME: Problem Solving - Group 3 1. The area of an object as a function of time is A(t) = Xt4, , where is X a constant. Let L and T denote the dimensions of length and time, respectively. What is the dimension of the constant X ? 2. When an object falls through air, there is a drag (with dimensions ML/T2) that the square of its