Magnetism and Electromagnetism Which of the following materials are diamagnetic? Iron Silver Copper Silver and copper Iron Silver Copper Silver and copper ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Indicate which of the following material does not retain magnetism permanently. Soft iron None of the listed here Hardened steel Stainless steel Soft iron None of the listed here Hardened steel Stainless steel ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The main constituent of permalloy is Nickel Tungsten Cobalt Chromium Nickel Tungsten Cobalt Chromium ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Which of the following type of materials are not very important for engineering applications? Paramagnetic material Diamagnetic material None of the listed here Ferro magnetic material Paramagnetic material Diamagnetic material None of the listed here Ferro magnetic material ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The force between two long parallel conductors is inversely proportional to Current in one conductor Radius of conductor Product of current in two conductors Distance between the conductors Current in one conductor Radius of conductor Product of current in two conductors Distance between the conductors ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism A square cross-sectional magnet has a pole strength of 1 x 10 Wb and cross sectional area of 20 mm x 20 mm. What is the strength at a distance of 100 mm from the unit pole in air ? 63380 N/Wb 6338 N/Wb 63.38 N/Wb 633.8 N/Wb 63380 N/Wb 6338 N/Wb 63.38 N/Wb 633.8 N/Wb ANSWER DOWNLOAD EXAMIANS APP
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