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 Zero None of the listed here BLI BLI2 Zero None of the listed here BLI BLI2 ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Hysteresis loop in case of magnetically hard materials is more in shape as compared to magnetically soft materials. rectangular triangular circular None of the listed here rectangular triangular circular None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The most effective and quickest may of making a magnet from soft iron is by Rubbing with another magnet Induction The use of permanent magnet Placing it inside a coil carrying current Rubbing with another magnet Induction The use of permanent magnet Placing it inside a coil carrying current ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The Biotsavart's law is a general modification of Ampere's law Lenz's law Kirchhoff's law Faraday's laws Ampere's law Lenz's law Kirchhoff's law Faraday's laws 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 ? 63.38 N/Wb 633.8 N/Wb 6338 N/Wb 63380 N/Wb 63.38 N/Wb 633.8 N/Wb 6338 N/Wb 63380 N/Wb ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The relative permeability is less than unity is case of Ferromagnetic material Diamagnetic material Ferrits Paramagnetic material Ferromagnetic material Diamagnetic material Ferrits Paramagnetic material ANSWER DOWNLOAD EXAMIANS APP
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