AP EAMCET Medical 24 Apr 2019 Shift 1 Paper

Question : 112 of 160

Marks: +1, -0

Two short bar magnets of moments 512 Am2 and 1000 Am2 are placed coaxially 18 cm apart. The magnetic field is zero at a point Q between them. The field at Q. when one of the magnets is reversed pole to pole is