Do magnetic forces obey Newton's third law. Verify for two current elements `dvecl_1=dlhati` located at the origin and `dvecl_2=dlhatj` located at (0, R, 0). Both carry current I.

Do magnetic field obey Newton's third law. Verify for two current elements vecdl_1=dl hati located at the origin and vecdl_2=dl hatj located at (0, R, 0). Both carry current I.

Do magnetic forces obey Newton's third law. Verify for two current elements vec(dl_(1))=dl(hati) located at the origin and vec(dl_(2))=dl(hatj) located at (0, R, 0). Both carry current I.

Do magnetic forces obey Newton's third law? Verify for two current elements d vec I_1 = dI vec i located at the origin and d vec I_2 = dI vec j located at (0 , R , 0) both carry current I .

The magnetic field dvecB due to a small current element dvecl at a distance vecr and element carrying current i is,

State the Biot-Savart's law for the magnetic field due to a current carrying element. Use this law to obtain a formula for magnetic field at the centre of a circular loop of radius R carrying a steady current I, sketch the magnetic field lines for a current loop clearly indicating the direction of the field.

State the Biot-Savart's law for the magnetic field due to a current carrying element. Use this law to obtain a formula for magnetic field at athe centre of circular loop of radius r carrying steady current I . Sketch the magnetic field lines for a current loop clearly indicating the direction of the field.

Two point charges are fixed on the Xaxis , q_(1)=12.0mC is located at the origin and q_(2)=-3.0mC is located at point A, with x_(2)=8.0cm . Where should a third charge q_(3) , be placed on the X-axis so that the total, electrostatic force acting on it is zero?

Two infinitely long straight wires lie in the xy-plane along the lines x =pm R . The wire located at x =+R carries a constant current I_(1) and the wire located at x = -R carries a constant current I_(2) . A circular loop of radius R is suspended with its centre at (0,0, sqrt(3)R) and in a plane parallel to the xy-plane. This loop carries a constant current ? in the clockwise direction as seen from above the loop. The current in the wire is taken to be positive if it is in the +hat J direction. Which of the following statements regarding the magnetic field vec B is (are) true?

Two infinitely long straight wires lie in the xy-plane along the lines x =pm R . The wire located at x =+R carries a constant current I_(1) and the wire located at x = -R carries a constant current I_(2) . A circular loop of radius R is suspended with its centre at (0,0, sqrt(3)R) and in a plane parallel to the xy-plane. This loop carries a constant current ? in the clockwise direction as seen from above the loop. The current in the wire is taken to be positive if it is in the +hat J direction. Which of the following statements regarding the magnetic field vec B is (are) true?