Quantrex Quantrex AcademyJEE · NEET · NDA PYQs with solutions Open app
NEET
Exam
NEET
Subject
Physics
Chapter
Magnetic Properties of Matter

NEET · Physics · Magnetic Properties of Matter

What is the magnitude of the magnetic moment of a short bar magnet...

What is the magnitude of the magnetic moment of a short bar magnet that experiences a torque of 4.5 × 10⁻² J when its axis is at 30° with a uniform external magnetic field of 0.25 T?

Options

  1. A0.18 JT
  2. B0.36 JT
  3. C0.72 JT
  4. D-0.72 JT

Correct answer

B. 0.36 JT

Step-by-step solution

Correct Option is : (B)
0.36 JT
Practice Magnetic Properties of Matter on Quantrex Academy →

More from Magnetic Properties of Matter

A magnetizing field of 360\ A/m produces a magnetic flux density B = 0.6\ T in a… MHT CET Medical 2026There are four lightweight rod samples P, Q, R and S separately suspended by thread. A… MHT CET Medical 2026A paramagnetic sample shows a net magnetization of 8 A/m when placed in an external… MHT CET Medical 2026A magnetizing field of 10^3\ A/m produces a magnetic flux density 4π T in an iron rod.… MHT CET Medical 2026In an experiment, the interior of a first current-carrying toroid with 1000 turns per… MHT CET Medical 2026Magnetic susceptibility (χ ) is related to magnetic relative permeability (μ_r ) by the… MHT CET Medical 2026A magnetic material has a relative permeability (μ_r) of 6001 . If it is placed in a… MHT CET Medical 2026Which of the following statements is INCORRECT for diamagnetic materials? a. Relative… MHT CET Medical 2026 Full Magnetic Properties of Matter list All NEET PYQs