RRB RPF RPSF SI and CONS Model Papers 6 with solutions

(1) The limit beyond which stars suffer internal collapse is called Chandrasekhar limit Chandrasekhar limit was named for the Indian-born astrophysicist Subrahmanyan Chandrasekhar, who formulated it in 1930. Chandrasekhar limit is based on a quantum-mechanical effect rising from the Pauli exclusion principle.