a strip of Ag of thickness 0.01 cm has magnetic induction of 1.5 T applied perpendicular to the surface. a current of 1.2 A is passed along the strip. calculate the Hall voltage estalished (assume the free electro model; FCC with lattice parameter 4.09A; At. wt = 107.9; ?=10.5×10^3kgm^-3