Magnetism and Electromagnetism If the steel disk in a crankshaft position sensor has stopped with the tab in the magnet's air gap, the induced voltage Is zero Decrease None of the listed here Increase Is zero Decrease None of the listed here Increase ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism When the current through the coil of an electromagnet reverses, the direction of the magnetic field reverses magnetic field expands direction of the magnetic field remains unchanged magnetic field collapses direction of the magnetic field reverses magnetic field expands direction of the magnetic field remains unchanged magnetic field collapses ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism The magnetomotive force is The passage of magnetic field through an exciting coil The flow of an electric current The sum of all currents embraced by one line of magnetic field The voltage across the two ends of exciting coil The passage of magnetic field through an exciting coil The flow of an electric current The sum of all currents embraced by one line of magnetic field The voltage across the two ends of exciting coil 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 Stainless steel Hardened steel Soft iron None of the listed here Stainless steel Hardened steel ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Paramagnetic materials have relative permeability equal to that ferromagnetic mate rials slightly less than unity slightly more than unity equal to unity equal to that ferromagnetic mate rials slightly less than unity slightly more than unity equal to unity ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism What will be the current passing through the ring shaped air cored coil when number of turns is 800 and ampere turns are 3200? 6 12 4 8 6 12 4 8 ANSWER DOWNLOAD EXAMIANS APP