Magnetism and Electromagnetism The commonly used material for shielding or screening magnetism is Aluminium Copper Soft iron Brass Aluminium Copper Soft iron Brass ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The unit for reluctance is Wb tesla At/m At/Wb Wb tesla At/m At/Wb ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism When the speed at which a conductor is moved through a magnetic field is increased, the induced voltage remains constant increases decreases reaches zero remains constant increases decreases reaches zero ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism A conductor of length L has current I passing through it, when it is placed parallel to a magnetic field. The force experienced by the conductor will be BLI None of the listed here BLI2 Zero BLI None of the listed here BLI2 Zero ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The unit for permeability is At/Wb At/m Wb Wb/At × m At/Wb At/m Wb Wb/At × m 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? 111 At/Wb 1111 At/Wb 1 At/Wb 11 At/Wb 111 At/Wb 1111 At/Wb 1 At/Wb 11 At/Wb ANSWER DOWNLOAD EXAMIANS APP