関連ワード:  the current density is a vector quantity    assertion the current density is a vector quantity    the current density is a scalar or vector quantity    current density is a vector quantity or not    current density is a vector quantity true or false    electric current density is a vector quantity    why current density is a vector quantity class 12    current density is a scalar quantity    current density is a scalar quantity true or false    current density is a scalar quantity or not  
結果 : the current density is a vector quantity