The susceptibility of annealed iron at saturation is 5500. Find the permeability of annealed iron at saturation.

The magnetic susceptibility of annealed iron at saturation is 4224. Find the permeability of annealed iron at saturation (mu_0 = 4 pi xx 10^-7 SI unit) .

If the relative permeability of iron is 3000, its absolute permeability in S.I. unit is_______.

An iron rod of area of cross-section 0.1 m^2 is subjected to a magnetising field of 1000 A/m. Calculate the magnetic permeability of the iron rod. [Magnetic susceptibility of iron = 59.9, magnetic permeability of vacuum = 4pi xx 10^-7 S.I.units]

Length of a metal rod at temperature 27^@ C is 4.256m. Find the temperature at which the length of the same rod increases to 4.268m. ( alpha for iron = 1.2 xx 10^(-5) K^(-1) )

An iron rod of length 20 cm and diameter 1 cm is placed inside a solenoid on which the number of turns is 600.The relative permeability of the rod is 1000. If a current of 0.5 A is passed in the solenoid, then the magnetisation of the rod will be

The length of an iron rod at 100^@C is 300.36 cm and at 150^@C it is 300.54 cm. find the coefficient of linear expansion of its material and the length of rod at 0^@C .

A magnetising field of 1600 A/m produces a magnetic flux of 2.4 xx 10^(-5)Wb in a bar of iron of cross section 0.2"cm"^(2) . Then permeability of the bar is the equator

An iron rod of 0.2cm^2 cross-sectional area is subjected to a magnetizing field of 1200 A//m . If the susceptibility of iron is 599, then magnetic flux produced in the rod is