Magnetism and Electromagnetism When two ends of a circular uniform wire are joined to the terminals of a battery, the field at the center of the circle will depend on the amount of e.m.f. applied will depend on the radius of the circle will be infinite will be zero will depend on the amount of e.m.f. applied will depend on the radius of the circle will be infinite will be zero ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The unit of flux is the same as that of Resistance Reluctance Permanance Pole strength Resistance Reluctance Permanance Pole strength 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? 1111 At/Wb 11 At/Wb 1 At/Wb 111 At/Wb 1111 At/Wb 11 At/Wb 1 At/Wb 111 At/Wb ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The magnetism left in the iron after exciting field has been removed is known as reluctance susceptance permeance residual magnetism reluctance susceptance permeance residual magnetism ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The main constituent of permalloy is Cobalt Nickel Chromium Tungsten Cobalt Nickel Chromium Tungsten ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism A permeable substance is one which is a strong magnet which is a bad conductor through which the magnetic lines of force can pass very easily which is a good conductor which is a strong magnet which is a bad conductor through which the magnetic lines of force can pass very easily which is a good conductor ANSWER DOWNLOAD EXAMIANS APP
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