Magnetism and Electromagnetism Which of the following materials are diamagnetic? Iron Copper Silver Silver and copper Iron Copper Silver Silver and copper ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism A permeable substance is one which is a bad conductor through which the magnetic lines of force can pass very easily which is a strong magnet which is a good conductor which is a bad conductor through which the magnetic lines of force can pass very easily which is a strong magnet which is a good conductor ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism If the cross-sectional area of a magnetic field increases, but the flux remains the same, the flux density doubles decreases increases remains the same doubles decreases increases remains the same ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Unit for quantity of electricity is Ampere-hour Ampere Coulomb Joule Ampere-hour Ampere Coulomb Joule ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The magnetic reluctance of a material Does not vary with increasing cross-sectional area of material Decreases with increasing cross sectional area of material Any of the listed here Increases with increasing cross-sec-tional area of material Does not vary with increasing cross-sectional area of material Decreases with increasing cross sectional area of material Any of the listed here Increases with increasing cross-sec-tional area of material ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism What is the magnetomotive force (mmf) of a wire with 8 turns carrying three amperes of current? 2.4 At 2,400 At 240 At 24 At 2.4 At 2,400 At 240 At 24 At ANSWER DOWNLOAD EXAMIANS APP