#### A magnet of magnetic moment M and length 2l is bent at its mid-point such that the angle of bending is 60°…..

Q. A magnet of magnetic moment M and length 2l is bent at its mid-point such that the angle of…

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# Category: Magnetism

#### A magnet of magnetic moment M and length 2l is bent at its mid-point such that the angle of bending is 60°…..

#### Why does earth behaves like a magnet ?

#### There are two current carrying planar coil made each from identical wires of length L . C1 is circular (radius R) and C2 is square ….

#### Consider the plane S formed by the dipole axis and the axis of earth. Let P be point on the magnetic equator and in S…

#### Assume the dipole model for the earth’s magnetic field B which is given by B_V = vertical component of magnetic field…..

#### Suppose we want to verify the analogy between electrostatic and magnetostatic by an explicit experiment. Consider the motion of (i) electric dipole p in an electrostatic field E and (ii) magnetic dipole M in a magnetic field B. Down a set of conditions on E, B, p, M so that the two motions are verified to be identical.

#### Three identical bar magnets are riveted together at centre in the same plane as shown in figure. this system is placed at rest in a slowly varying magnetic field. It is found that the system of magnets does not show any motion. The north – south poles of one magnet is shown in the figure. determine the poles of the remaining two.

#### A ball of superconducting material is dipped in liquid nitrogen and placed near a bar magnet.

#### A permanent magnet in the shape of thing cylinder of length 10 cm has M = 10^6A/m. Calculate the magnetisation current I_M.

#### A proton has spin and magnetic moment just like an electron. Why then its effect is neglected in magnetism of materials ?

#### Let the magnetic field on the earth be modelled by that of a point magnetic dipole at the centre of the earth. The angle of dip at a point on the geographical equator

#### Essential difference between electrostatic shielding by a conduction shell and magnetostatic shielding is due to

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- Mon. May 29th, 2023

Science and Education

Q. A magnet of magnetic moment M and length 2l is bent at its mid-point such that the angle of…

Question: Why does earth behaves like a magnet ? Ans: According to scientists, the earth’s magnetic field originates from the outer core…

Q: There are two current carrying planar coil made each from identical wires of length L . C1 is circular…

Q: Consider the plane S formed by the dipole axis and the axis of earth. Let P be point on…

Q: Assume the dipole model for the earth’s magnetic field B which is given by BV = vertical component of…

Q: Suppose we want to verify the analogy between electrostatic and magnetostatic by an explicit experiment. Consider the motion of…

Q: Three identical bar magnets are riveted together at centre in the same plane as shown in figure. this system…

Q: A ball of superconducting material is dipped in liquid nitrogen and placed near a bar magnet. I. In which…

Q: A permanent magnet in the shape of thing cylinder of length 10 cm has M = 106 A/m. Calculate…

Q: A proton has spin and magnetic moment just like an electron. Why then its effect is neglected in magnetism…

Q: Let the magnetic field on the earth be modelled by that of a point magnetic dipole at the centre…

Q: Essential difference between electrostatic shielding by a conduction shell and magnetostatic shielding is due to (a) Electrostatic field lines…