A0.0600-kilogram ball traveling at 60.0 meters
per second hits a concrete wall. what speed
must a 0.0100-kilogram bullet have in order to
hit the wall with the same magnitude of
momentum as the ball?
(1) 3.60 m/s (3) 360. m/s
(2) 6.00 m/s (4) 600. m/s

State one advantage and one disadvantage of using a plane mirrior as a driving mirrior

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

What is the momentum of a 47-gram tennis ball that is traveling at 40 m/s