Magnetism and Electromagnetism Temporary magnets are used in Generators All of the listed here Loud speakers Motors Generators All of the listed here Loud speakers Motors ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Ferrites are a sub-group of Ferro magnetic material Ferri-magnetic material Paramagnetic material Non-magnetic materials Ferro magnetic material Ferri-magnetic material Paramagnetic material Non-magnetic materials 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 Indicate which of the following material does not retain magnetism permanently. Hardened steel Stainless steel None of the listed here Soft iron Hardened steel Stainless steel None of the listed here Soft iron ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Which of the following is the unit of magnetic flux density? Tesla None of the listed here Lumens Weber Tesla None of the listed here Lumens Weber ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The materials having low retentivity are suitable for making Weak magnet Permanent magnet None of the listed here Temporary Magnet Weak magnet Permanent magnet None of the listed here Temporary Magnet ANSWER DOWNLOAD EXAMIANS APP
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