Quantrex Quantrex AcademyJEE · NEET · NDA PYQs with solutions Open app
Most Important Selected Qs for JEE AdvancedPhysicsMagnetic Properties of Matter

The susceptibility of a magnetism at 300 ~K is 1.2 10⁻⁵ . The temperature at which the susceptibility increases to 1.8 10⁻⁵ is

Options

  1. A150 ~K
  2. B200 ~K
  3. C250 ~K
  4. D20 ~K

Correct answer

B. 200 ~K

Step-by-step solution

aligned & = C T & ₁ ₂ = T ₂ ~T ₁ 1.2 10⁻⁵ 1.8 10⁻⁵ = T ₂ 300 & T ₂ 12 18 300=200 ~K aligned

Practice Magnetic Properties of Matter on Quantrex Academy →

More from Magnetic Properties of Matter

A solenoid has a core made of material with relative permeability 400 . The magnetic field produced in the interior of solenoid is 1.0 T. The magnetic intensity in SI units is 10^5 2026Two identical small bar magnets each of dipole moment 3 5 J/T are placed at a center to center separation of 10 cm, with their axes perpendicular to each other as shown in figure. 2026Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R). Consider a ferromagnetic material : Assertion (A) : The individual atoms i 2026Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason(R). Assertion (A) : Magnetic monopoles do not exist. Reason (R) : Magnetic fie 2025The percentage increase in magnetic field (B) when space within a current carrying solenoid is filled with magnesium (magnetic susceptibility . _ mg =1.2 10⁻⁵ ) is : 2025A solenoid having area A and length ' l ' is filled with a material having relative permeability 2. The magnetic energy stored in the solenoid is : 2025The relationship between the magnetic susceptibility ( ) and the magnetic permeability ( ) is given by : ( ₀ is the permeability of free space and _ r is relative permeability) 2025A bar magnet has total length 2 l=20 units and the field point P is at a distance d =10 units from the centre of the magnet. If the relative uncertainty of length measurement is 1 2025 Full Magnetic Properties of Matter list All Most Important Selected Qs for JEE Advanced PYQs