If the electric potential at the origin is 20 v,
(a) what is the electric potential at x = 2.0 m,
(b) what is the greatest positive value of the electric potential for points on the x axis for which 0 < = x < = 6.0 m, and
(c) for what value of x is the electric potential zero?

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