Complex sentence: He obtained his BSc with distinction in physics in 1948 and was appointed as a lecturer in physics at the college before going on, in 1950, to commence post-graduate studies at Banaras Hindu University (BHU).
Split into simpler sentences: He obtained his BSc with distinction in physics in 1948. He was appointed as a lecturer in physics at the college before going on, in 1950, to commence post-graduate studies at Banaras Hindu University (BHU).