1Dept. of Physics, Marwari College, Bhagalpur (Bihar)
2 Research Scholar, Dept. of Phy., T.M. B. University, Bhagalpur (Bihar)
3Dept. of Physics, S.S.V. College, Kahalgaon (Bihar)
4 Computer Programmer, B. C. E., Bhagalpur (Bihar)
In this research paper, we have converted the radius of the event horizon of spinning black holes represented by the equation
Schwarzschild's radius, black hole constant, XRBs, AGN & Chandrashekhar limit