7 JEE Main 2019 Magnetic Properties of Matter previous-year questions with verified answers and step-by-step solutions.
These are the JEE Main 2019 previous-year questions from the Magnetic Properties of Matter chapter of Physics. Each links to a full solution with a verified answer key. To see the whole chapter across all years, visit the Magnetic Properties of Matter chapter hub.
At some location the horizontal component of earth's magnetic field is 18 × 10 - 6   T . At this location, ma…
A paramagnetic substance in the form of a cube with sides 1 ~cm has a magnetic dipole moment of 20 × 10⁻⁶ ~J / T when a…
A magnetic compass needle oscillates 30 times per minute at a place where the dip is 45 ° and 40 times per minute where…
A magnet of total magnetic moment 10 - 2   i ^   A   m 2 is placed in a time varying magnetic field, B i…
A paramagnetic material has 10 28 atoms m - 3 . Its magnetic susceptibility at temperature 350 K is 2.8 × 10 - 4 . Its…
A bar magnet is demagnetized by inserting it inside a solenoid of length 0.2   m ,   100 turns, and carrying…
Two coils ' P ' and ' Q ' are separated by some distance. When a current of 3   A flows through coil ' P ' , a mag…