Magnetism and Electromagnetism The commonly used material for shielding or screening magnetism is Copper Aluminium Soft iron Brass Copper Aluminium Soft iron Brass ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism In a simple magnetic field the strength of magnet flux is constant and has same value in energy part of the magnetic field decreases continuously from initial value to final value first increases and then decreases till it becomes zero increases continuously from initial value to final value is constant and has same value in energy part of the magnetic field decreases continuously from initial value to final value first increases and then decreases till it becomes zero increases continuously from initial value to final value ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The materials having low retentivity are suitable for making Permanent magnet Weak magnet Temporary Magnet None of the listed here Permanent magnet Weak magnet Temporary Magnet None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Which of the following type of materials are not very important for engineering applications? Ferro magnetic material None of the listed here Paramagnetic material Diamagnetic material Ferro magnetic material None of the listed here Paramagnetic material Diamagnetic material ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Fleming's left hand rule is used to find Direction of magnetic field due to current carrying conductor Direction of force on a current carrying conductor in a magnetic field Polarity of a magnetic pole Direction of flux in a solenoid Direction of magnetic field due to current carrying conductor Direction of force on a current carrying conductor in a magnetic field Polarity of a magnetic pole Direction of flux in a solenoid ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Which of the following is expected to have the maximum permeability ? Ebolite Zinc Brass Copper Ebolite Zinc Brass Copper ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS