1000’s of engineering and medical aspirants could now put together for their entrance examinations from residence as President Pranab Mukherjee launched four satellite tv channels on Sunday to supply tutorials by topic specialists in Physics, Chemistry, Arithmetic and Biology.He additionally aired 28 extra direct-to-home (DTH) satellite tv for pc channels for the scholars of the college and better academic establishments. A nationwide tutorial depository (NAD) for secure storage, retrieval and digital verification of the levels, diploma, and different tutorial information was made purposeful on the occasion.