A paramagnetic substance in the form of a cube with sides 1 cm has a magetic dipole moment of `20 xx 10 ^(-6)J//T` was when a magnetic intensity of `60xx 10^(3) A//m` is applied .Its magnetic susceptibility is :
Mean radius of a toroid carrying current of 2A is 30/ pi cm. Total number of turns in toroid is 600. A paramagnetic substance is used to prepare a ring to make the core of toroid and its temperature is kept at 300 K. If intensity of magnetization in the core is 6.0 xx 10^(-2) A/m. Find the magnetic susceptibility of the material at 300 K. How the intensity of magnetization will change when temperature of core is changed to 450 K?
Mean radius of a toroid carrying current of 2A is 30//pi cm. Total number of turns in toroid is 600. A paramagnetic substance is used to prepare a ring to make the core of toroid and its temperature is kept at 300K. If intensity of magnetization in the core is 6.0 xx 10^(-2) A/m. find the magnetic susceptibility of the material at 300K. How the intensity of magnetization will change when temperature of core is changed to 450K?
A domain in a ferromagnetic substance is in the form of a cube of side length 1 mu m. If it contains 8 xx 10^(10) atoms and each atomic dipole has a dipole moment of 9 xx 10^(-24) Am^(2) , then magnetization of the domain is
The torque acting on a magnetie dipole of moment 5 A m^(2) when placed in an external uniform magnetic induction 1.5 xx 10^(-4)" Wb/m"^(2) at right angle to magnetic induction is
A paramagnetic substance of susceptibility 3 xx10^(-4) is placed in a magnetic field of 3xx 10^(-4)A m^(-1) . . Then , the intensity of magnetisation in units of A m^(-1) is
A current carrying circular loop of radius 10 cm, has a magnetic induction of 3.6 xx 10^(-5)T at its center. What is the magnetic dilpoe moment of the loop?
A cylindrical rod magnet having length of 4 cm and a diameter of 1.2 cm has a uniform magnetization of 4.20 xx 10^(3) A//m^(3) . Its magnetic dipole moment is
