What is the work done in bringing a body of mass m from infinity to the surface of the earth?

The Indian Navy had released the official notification for the Indian Navy SSR Agniveer Exam 2023. A total of 1400 vacancies are released for the recruitment process of Indian Navy SSR AA. The application process will start on 8th December 2022 and candidates can apply till 17th December 2022. The selection process includes a Written Test, Physical Fitness Test (PFT), and Medical Examination. With a salary of Rs. 30,000, it is a golden opportunity for job seekers.