Magnetism and Electromagnetism What is the magneto-motive force (mmf) of a wire with 8 turns carrying three amperes of current? 2.4 At 240 At 24 At 2,400 At 2.4 At 240 At 24 At 2,400 At ANSWER DOWNLOAD EXAMIANS APP
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 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 BLI None of the listed here BLI2 Zero BLI None of the listed here BLI2 Zero ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The uniform magnetic field is The field of a set of parallel conductors None of the listed here The field in which all lines of magnetic flux are parallel and equidistant The field of a single conductor The field of a set of parallel conductors None of the listed here The field in which all lines of magnetic flux are parallel and equidistant The field of a single conductor ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Which of the following is a vector quantity? Flux density Magnetic field intensity Relalative permeability Magnetic potential Flux density Magnetic field intensity Relalative permeability Magnetic potential ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The change of cross-sectional area of conductor in magnetic field will affect resistance of conductor reluctance of conductor None of these both of the listed here resistance of conductor reluctance of conductor None of these both of the listed here ANSWER DOWNLOAD EXAMIANS APP
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