Vajiram Psychology Optional Mukul Pathak Handwritten Class Notes is class lecture notes on Psychology optional by Mukul Pathak. Mukul Pathak is faculty for psychology at Vajiram & Ravi – a premier Delhi Based Institute for civil services examination preparation. Apart from class notes some important topics has been covered by printed notes given in class itself. Study material is one of the best and famous site for Notes for IAS exam,Photo copy notes for IAS exam, Photocopy study material for IAS exam, Upsc notes, Upsc study material, Upsc coaching notes. So many Toppers recommend our notes for UPSC exam preparation.