Magnetism and Electromagnetism A rectangular magnet of magnetic moment M is cut into two piece of same length, the magnetic moment of each piece will be 2M M/2 M/4 M 2M M/2 M/4 M ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Substances which have permeability less than the permeability of free space are known as Bipolar Ferro magnetic material Paramagnetic material Diamagnetic material Bipolar Ferro magnetic material Paramagnetic material Diamagnetic material ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism In the left hand rule, forefinger always represents current direction of force on the conductor magnetic field Voltage current direction of force on the conductor magnetic field Voltage ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The Biotsavart's law is a general modification of Faraday's laws Lenz's law Ampere's law Kirchhoff's law Faraday's laws Lenz's law Ampere's law Kirchhoff's law ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The most effective and quickest may of making a magnet from soft iron is by Placing it inside a coil carrying current Rubbing with another magnet Induction The use of permanent magnet Placing it inside a coil carrying current Rubbing with another magnet Induction The use of permanent magnet ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism What will be the magnetic potential difference across the air gap of 2 cm length in magnetic field of 200 AT/m? 4 AT 10 AT 16 AT 8 AT 4 AT 10 AT 16 AT 8 AT ANSWER DOWNLOAD EXAMIANS APP