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? 12 8 6 4 12 8 6 4 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 None of the listed here circular rectangular triangular None of the listed here circular ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism What is the mmf of a wire with 8 turns carrying three amperes of current? 240 AT 0.24 AT 24 AT 2.4 AT 240 AT 0.24 AT 24 AT 2.4 AT ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Which of the following materials are diamagnetic? Iron Silver Silver and copper Copper Iron Silver Silver and copper Copper ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism Susceptibility is positive for None of these diamagnetic substances ferromagnetic substances non-magnetic substances None of these diamagnetic substances ferromagnetic substances non-magnetic substances ANSWER DOWNLOAD EXAMIANS APP
Magnetism and Electromagnetism How does the magnetic compass needle behave in a magnetic field? It assures a position right angle to magnetic field None of the listed here It starts rotating It assures a position which follows a line of magnetic flux It assures a position right angle to magnetic field None of the listed here It starts rotating It assures a position which follows a line of magnetic flux ANSWER DOWNLOAD EXAMIANS APP