Magnetism and Electromagnetism The most effective and quickest may of making a magnet from soft iron is by 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 Placing it inside a coil carrying current Induction ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Unit for quantity of electricity is Ampere Ampere-hour Coulomb Joule Ampere Ampere-hour Coulomb Joule ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The susceptibility of paramagnetic materials generally lies between 1CT3 and 1CT7 10"2 and KT5 KT4 and KT8 KT3 and 1CT6 1CT3 and 1CT7 10"2 and KT5 KT4 and KT8 KT3 and 1CT6 ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism What is the flux density when the flux is 5.5 Wb and the cross-sectional area is 6 × 10–3 m2? 91 T 917 T 9.7 T 91.7 T 91 T 917 T 9.7 T 91.7 T ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The bar magnet has 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 Dipole 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 Increase Decrease Be excessive Remain Constant Increase Decrease Be excessive Remain Constant ANSWER DOWNLOAD EXAMIANS APP