Magnetism and Electromagnetism What is the flux density in a magnetic field in which the flux in 0.1 m2 is 600 Wb? 6 T 6,000 T 600 T 600 T 6 T 6,000 T 600 T 600 T ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The force between two long parallel conductors is inversely proportional to Distance between the conductors Current in one conductor Product of current in two conductors Radius of conductor Distance between the conductors Current in one conductor Product of current in two conductors Radius of conductor ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Magnetic moment is a universal constant scalar quantity vector quantity pole strength universal constant scalar quantity vector quantity pole strength ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The electromagnet has 50 turns and a current of 1A flows through the coil. If the length of the magnet circuit is 200 mm, what is the magnetic field strength? 0.25 AT/m 25 AT/m 2500 AT/m 250 AT/m 0.25 AT/m 25 AT/m 2500 AT/m 250 AT/m ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The magnetomotive force is The sum of all currents embraced by one line of magnetic field The flow of an electric current The passage of magnetic field through an exciting coil The voltage across the two ends of exciting coil The sum of all currents embraced by one line of magnetic field The flow of an electric current The passage of magnetic field through an exciting coil The voltage across the two ends of exciting coil ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Materials subjected to rapid reversal of magnetism should have High permeability and low hysteresis loss High co-ercivity and high retentivity High co-ercivity and low density Large area of B-H loop High permeability and low hysteresis loss High co-ercivity and high retentivity High co-ercivity and low density Large area of B-H loop ANSWER DOWNLOAD EXAMIANS APP