If the specific heat of aluminum is 899 j/kg °c and the specific heat of water is 4190 j/kg °c, which of the following statements is true? a. it is impossible to heat water to a high temperature because it requires too much energy. b. aluminum produces more energy than water does when it is heated. c. it takes more energy to heat 1 kg of aluminum 1°c than it does to heat the same amount of water. d. it takes more energy to heat 1 kg of water 1°c than it does to heat the same amount of aluminum.

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