Calculation OF Magnetic Field

Calculate the magnetic field at point O in each of the following cases:

A straight conducting wire is bent as shown in the adjoining figure. Calculate the magnetic field at point O.

Calculate the magnetic field produced at the centre of a circle of radius 1 m around which a hydrogen nucleus moves in 1 s:

Calculate the magnetic field induction at the centre of a square shaped coil of side 10 cm, if it carries of current of 1A.

Calculate the magnetic field at the orthocenter of an equilateral triangle, 20 cm on each side. The current through the wire forming the triangle is 10A.

Calculate the magnetic field induction at the center of the coil in the form of a square of side 10cm , carrying a current of 10A .

Calculate the magnetic field induction at the centre of a hydrogen atom caused by an electron moving along the first Bohrorbit.

Calculate the magnetic field at a distance of 5 cm from an infinite straight conductor carrying a current of 10 A.

Calculate the magnetic field at the center of a semicircular conductor carrying a current of I ampere. The radius of the semicircle is equal to a.