Which object has the greatest kinetic energy? A a truck with a mass of 3,500 kg moving at 30 m/s

B a person with a mass of 73 kg running 6 m/s

C a locomotive engine with a mass of 205,000 kg moving 5 m/s

D a fast pitched baseball with a mass of .5 kg moving at 46.9 m/s

Asquare 1m x 1m plate is shown below. all four of its edges are kept at 0 co. at t=0the temperature distribution is given by: y xtsins n75)=.a) using separation of variables determine the temperature distribution t(x, y,t)along the plate at any time t. b) discretize the heat conduction equation +=22222 txtusing a second-order centered difference scheme for the two second derivatives and a first-order forward euler scheme for the first derivative. using von neumann stability analysis, determine the stability criterion for the proposed discretization scheme in terms of , hand t. solve for the maximum allowable time step tmax