Magnetism and Electromagnetism Temporary magnets are used in Loud speakers Motors Generators All of the listed here Loud speakers Motors Generators All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism A permeable substance is one 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 Which is a bad conductor Through which the magnetic lines of force can pass very easily ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The change of cross-sectional area of conductor in magnetic field will affect both of the listed here None of these resistance of conductor reluctance of conductor both of the listed here None of these resistance of conductor reluctance of conductor ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The materials having low retentivity are suitable for making Temporary Magnet None of the listed here Permanent magnet Weak magnet Temporary Magnet None of the listed here Permanent magnet Weak magnet ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism A coil of wire is placed in a changing magnetic field. If the number of turns in the coil is decreased, the voltage induced across the coil will Decrease Be excessive Remain Constant Increase Decrease Be excessive Remain Constant Increase ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism A material which is slightly repelled by a magnetic field is known as ferromagnetic material paramagnetic material diamagnetic material conducting material ferromagnetic material paramagnetic material diamagnetic material conducting material ANSWER DOWNLOAD EXAMIANS APP
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