18.Use the following information to answer numerical response question a region contains a unify magnetic field. A wire that is 0.0160 m long is placed in field, perpendicular to the field. When the wire has a current of 4:00 A, it experience a force of 5.70 x 10^-4 N. Numerical Response the magnetic field strength expressed in scientific notation, is

of a, b, c, and d are a b (Record all four digits of your answer in the numerical-response section on the answer sheet ) 19. which of the following diagrams best illustrates the relative offertation of the fields ay the direction of travel for electromagnetic radiation? A. B. B Direction of travel E E Direction of travel D. B B Direction E SE of travel Direction of travel