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Đoạn dây dẫn thẳng có dòng điện I chạy qua, đặt trong từ trường
đều và vuông góc với các đường sức từ. Lực từ tác dụng lên đoạn dây
có phương


Sagot :

A straight piece of wire with a current I flowing through it is placed in a magnetic field

A straight piece of wire with a current I flowing through it is placed in a magnetic fielduniform and perpendicular to the magnetic field lines. Magnetic force acting on the string

A straight piece of wire with a current I flowing through it is placed in a magnetic fielduniform and perpendicular to the magnetic field lines. Magnetic force acting on the stringthere is a way