Magnetism and Electromagnetism Which of the following is expected to have the maximum permeability ? Brass Copper Zinc Ebolite Brass Copper Zinc Ebolite ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The ability of a material to remain magnetized after removal of the magnetizing force is known as permeability retentivity hysteresis reluctance permeability retentivity hysteresis reluctance ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism What is the reluctance of a material that has a length of 0.07 m, a cross-sectional area of 0.014 m2, and a permeability of 4,500 Wb/At × m? 1 At/Wb 111 At/Wb 11 At/Wb 1111 At/Wb 1 At/Wb 111 At/Wb 11 At/Wb 1111 At/Wb ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism When a solenoid is activated, the force that moves the plunger is a permanent magnetic field varying voltage a steady current an electromagnetic field a permanent magnetic field varying voltage a steady current an electromagnetic field 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 Induction Rubbing with another magnet The use of permanent magnet Placing it inside a coil carrying current Induction Rubbing with another magnet The use of permanent magnet ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The force between two long parallel conductors is inversely proportional to Distance between the conductors Radius of conductor Current in one conductor Product of current in two conductors Distance between the conductors Radius of conductor Current in one conductor Product of current in two conductors ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS