NEET PYQ Magnetic Properties of Matter - Chapter-wise Questions with Solutions

About Magnetic Properties of Matter PYQs

Magnetic Properties of Matter has 191 previous year questions in the Quantrex Academy NEET UG Physics bank. The 191 questions in this list come from NEET (143), AIIMS (30), MHT CET Medical (9) and 1 other source, spanning 2002 to 2026. Each question opens on its own page with the options, the correct answer and the worked solution where available.

NEET Magnetic Properties of Matter PYQs with Solutions

About Magnetic Properties of Matter PYQs

Questions by year (this list)

Magnetic Properties of Matter questions with solutions

A magnetizing field of 360\ A/m produces a magnetic flux density B = 0.6\ T in a ferromagnetic material. The permeability of the material in T-m/A is

There are four lightweight rod samples P, Q, R and S separately suspended by thread. A bar magnet is slowly brought near to each sample and the following observations are noted

A paramagnetic sample shows a net magnetization of 8 A/m when placed in an external magnetic field of 0.6 T at a temperature of 4 K. When the same sample is placed in an external

A magnetizing field of 10^3\ A/m produces a magnetic flux density 4π T in an iron rod. The relative permeability of the rod will be (permeability of free space μ_0 = 4π × 10^ -7

In an experiment, the interior of a first current-carrying toroid with 1000 turns per unit length is filled with aluminum (susceptibility 2.4 × 10^ -5 ). A second, identical

Magnetic susceptibility (χ ) is related to magnetic relative permeability (μ_r ) by the relation

A magnetic material has a relative permeability (μ_r) of 6001 . If it is placed in a magnetizing field (magnetic intensity) of H = 2000\ A/m , The total magnetic induction (B)

Which of the following statements is incorrect for diamagnetic materials? a. Relative permeability is less than one. b. Magnetic susceptibility is negative and low. c. Magnetic

The magnetic induction produced at the centre of the air-core solenoid is B_0 . If the air-core is replaced by an iron-core of susceptibility χ , the magnetic induction is B_1 .

If the ratio of relative permeability and relative permittivity of a uniform medium is 1: 4 . The ratio of the magnitudes of electric field intensity (E) to the magnetic field

The incorrect relation for a diamagnetic material (all the symbols carry their usual meaning and ε is a small positive number) is

A sheet is placed on a horizontal surface in front of a strong magnetic pole. A force is needed to: A. hold the sheet there if it is magnetic. B. hold the sheet there if it is

The magnetic moment of an iron bar is M . It is now bent in such a way that it forms an arc section of a circle subtending an angle of 60^ ∘ at the centre. The magnetic moment of

Match List-I with List-II. List-I List-II (Susceptibility (χ)) A. Diamagnetic I. χ=0 B. Ferromagnetic II. 0 χ ≥-1 C. Paramagnetic III. χ 1 D. Non-magnetic IV. 0 χ ε (a small

The magnetic moment and moment of inertia of a magnetic needle as shown are, respectively, 1.0 × 10^ -2 ~A ~m and 10^ -6 π^2 ~kg ~m^2 . If it completes 10 oscillations in 10 s

The variation of susceptibility (χ) with absolute temperature (T) for a paramagnetic material is represented as:

An iron rod of susceptibility 599 is subjected to a magnetising field of 1200A m ^ – 1 . The permeability of the material of the rod is: ( μ _ 0 = 4π × 10 ^ - 7 Tm A ^ - 1 )

The electric field of a plane electromagnetic wave of amplitude 2 ~V ~m^ -1 varies with time and propagates along z -axis. The average energy density of the magnetic field (in J

Assertion : Only a change in magnetic flux will maintain an induced current in the coil. Reason : The presence of large magnetic flux through a coil maintains a current in the

Assertion : Paramagnetic substances get poorly attracted in magnetic field. Reason : Because magnetic dipoles are aligned along external magnetic field weakly.

Coercivity and retentivity of soft iron is

Induction furnace uses ..... to produce heat.

At a point A on the earth&rsquo;s surface the angle of dip, δ = + 25 ° . At a point B on the earth&rsquo;s surface, the angle of dip, δ = - 25 ° . We can interpret that:

The relations amongst the three elements earth's magnetic field, namely horizontal component H , vertical component V and dip δ are, (B_ E =. total magnetic field )

The electric field of a plane electromagnetic wave of amplitude 2 ~V ~m^ -1 varies with time and propagates along z -axis. The average energy density of the magnetic field (in J

Assertion : Paramagnetic substances get poorly attracted in magnetic field. Reason : Because magnetic dipoles are aligned along external magnetic field weakly.

Assertion : Only a change in magnetic flux will maintain an induced current in the coil. Reason : The presence of large magnetic flux through a coil maintains a current in the

Coercivity and retentivity of soft iron is

Induction furnace uses ..... to produce heat.

A paramagnetic substance of susceptibility 3 × 10^ -4 is placed in a magnetising field of 4 × 10^ -4 ~A ~m^ -1 . Then the intensity of magnetisation in the units of A m^ -1 is

A bar magnet of magnetic moment M and moment of inertia I is freely suspended such that the magnetic axial line is in the direction of magnetic meridian. If the magnet is

A copper rod is suspended in a nonhomogeneous magnetic field region. The rod when in equilibrium will align itself

A thin diamagnetic rod is placed vertically between the poles of an electromagnet. When the current in the electromagnet is switched on, then the diamagnetic rod is pushed up, out

A bar magnet of magnetic moment M and moment of inertia I is freely suspended such that the magnetic axial line is in the direction of magnetic meridian. If the magnet is

A paramagnetic substance of susceptibility 3 × 10^ -4 is placed in a magnetising field of 4 × 10^ -4 ~A ~m^ -1 . Then the intensity of magnetisation in the units of A m^ -1 is

A copper rod is suspended in a nonhomogeneous magnetic field region. The rod when in equilibrium will align itself

A deflection magnetometer is adjusted in the usual way. When a magnet is introduced, the deflection observed is θ , and the period of oscillation of the needle in the magnetometer

The turns of a solenoid, designed to provide a given magnetic flux density along its axis, are wound to fill the space between two concentric cylinders of fixed radii. How should

If θ _ 1 and θ _ 2 be the apparent angles of dip observed in two vertical planes at right angles to each other, then the true angle of dip θ is given by

A deflection magnetometer is adjusted in the usual way. When a magnet is introduced, the deflection observed is θ , and the period of oscillation of the needle in the magnetometer

The turns of a solenoid, designed to provide a given magnetic flux density along its axis, are wound to fill the space between two concentric cylinders of fixed radii. How should

The angle of dip at a certain place where the horizontal and vertical components of the earth's magnetic field are equal is

Assertion : Magnetic field is useful in producing parallel beam of charged particle. Reason : Magnetic field inhibits the motion of charged particle moving across it.

Assertion : In water, value of magnetic field decreases. Reason: Water is a diamagnetic substance.

Assertion : Magnetic field lines are continuous and closed. Reason : Magnetic monopole does not exist.

The total charge induced in a conducting loop when it is moved in magnetic field depends on

The magnetic susceptibility is negative for:

The angle of dip at a certain place where the horizontal and vertical components of the earth's magnetic field are equal is

Assertion : In water, value of magnetic field decreases. Reason: Water is a diamagnetic substance.

Assertion : Magnetic field is useful in producing parallel beam of charged particle. Reason : Magnetic field inhibits the motion of charged particle moving across it.

Assertion : Magnetic field lines are continuous and closed. Reason : Magnetic monopole does not exist.

The total charge induced in a conducting loop when it is moved in magnetic field depends on

The temperature of transition from ferromagnetic property to paramagnetic property is called

The angles of dip at the poles and the equator respectively are

A thin bar magnet of length 2 L is bent at the mid-point so that the angle between them is 60^ ∘ . The new length of the magnet is

The temperature of transition from ferromagnetic property to paramagnetic property is called

The angles of dip at the poles and the equator respectively are

A thin bar magnet of length 2 L is bent at the mid-point so that the angle between them is 60^ ∘ . The new length of the magnet is

Magnetic field of the earth is H=0.3 ~g . A magnet is vibrating 5 oscillations per min then the dippreciation required in the magnetic field of the earth of increase time period

Magnetic field of the earth is H=0.3 ~g . A magnet is vibrating 5 oscillations per min then the dippreciation required in the magnetic field of the earth of increase time period

A bar magnet of length l and magnetic dipole moment M is bent in the form of an arc as shown in figure. The new magnetic dipole moment will be

Assertion : A superconductor is a perfect diamagnetic substance. Reason : A superconductor is a perfect conductor.

A compass needle which is allowed to move in a horizontal plane is taken to a geomagnetic pole. It

Assertion : A superconductor is a perfect diamagnetic substance. Reason : A superconductor is a perfect conductor.

Assertion : Magnetic force between two short magnets, when they are co-axial follows inverse square law of distance. Reason : The magnetic forces between two poles do not follow

Which of the following substances magnetic susceptibility χ_m is negative?

A short bar magnet of magnetic moment 0.4 ~J ~T^ -1 is place in a uniform magnetic field of 0.16 ~T . The magnet is stable equilibrium when the potential energy is

There are four light-weight-rod samples A, B, C , D separately suspended by threads. A bar magnet is slowly brought near each sample and the following observations are noted (i) A

Which of the following substances magnetic susceptibility χ_m is negative?

Assertion : Magnetic force between two short magnets, when they are co-axial follows inverse square law of distance. Reason : The magnetic forces between two poles do not follow

Which of the following is true regarding dimagnetic substances (symbols have their usual meaning)

Assertion : The magnetic poles of earth do not coincide with the geographic poles. Reason: The discrepancy between the orientation of a compass and true north-south direction is

A frog can be levitated in magnetic field produced by a current in a vertical solenoid placed below the frog. This is possible because the body of the frog behaves as

A vibration magnetometer placed in magnetic meridian has a small bar magnet. The magnet executes oscillations with a time period of 2 ~s in earth's horizontal magnetic field of 24

Electromagnets are made of soft iron because soft iron has

The magnetic moment of a diamagnetic atom is

At a point A on the earth’s surface the angle of dip, δ = + 25 ° . At a point B on the earth’s surface, the angle of dip, δ = - 25 ° . We can interpret that: