• 2022-06-06
    If the magnetic field B through
    a loop of wire is increasing, the
    induced magnetic field will be
    A: in
    the same direction as B
    B: in
    the opposite direction as B
    C: perpendicular
    to B
    D: at
    an acute angle to B
    E: there
    is no induced magnetic field
  • 举一反三