Tim, Elena, Anne, and Jared are playing tug of war. Tim and Elena are on one team and Anne and Jared are on another team. Each team is pulling in opposite directions. Tim is pulling with a force of 50 N and Elena is
pulling with a force of 70 N. On the opposite side of the rope, Anne is pulling with a force of 40 N. How much
force does Jared need to apply in order to keep the rope in equilibrium?

Consider each of the electric- and magnetic-field orientations given next. in each case, what is the direction of propagation of the wave? a)\vec ein the +xdirection,\vec bin the +ydirection. choose+ x direction- x direction+ y direction- y direction+ z direction- z direction b)\vec ein the -y direction,\vec bin the +x choose+ x direction- x direction+ y direction- y direction+ z direction- z direction c)\vec ein the +z direction,\vec bin the -x direction. choose+ x direction- x direction+ y direction- y direction+ z direction- z direction d)\vec ein the +y direction,\vec bin the -z direction. choose+ x direction- x direction+ y direction- y direction+ z direction- z direction