Magnetism and Electromagnetism The commonly used material for shielding or screening magnetism is Aluminium Soft iron Copper Brass Aluminium Soft iron Copper Brass ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Hysteresis loop in case of magnetically hard materials is more in shape as compared to magnetically soft materials. circular triangular None of the listed here rectangular circular triangular None of the listed here rectangular ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The magnetic materials exhibit the property of magnetisation because of spin of electrons spin of nucleus either of these orbital motion of electrons spin of electrons spin of nucleus either of these orbital motion of electrons ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Temporary magnets are used in Motors Generators Loud speakers All of the listed here Motors Generators Loud speakers All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The bar magnet has Dipole moment Monopole moment None of the listed here Both dipole and monopole moment Dipole moment Monopole moment None of the listed here Both dipole and monopole moment ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism A coil of wire is placed in a changing magnetic field. If the number of turns in the coil is decreased, the voltage induced across the coil will None of the listed here Increases Decreases Remain same None of the listed here Increases Decreases Remain same ANSWER DOWNLOAD EXAMIANS APP
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