@Dante No, Test then Test Doubts then Chemistry problems (some N Avasthi, and I havent done Himanshu Pandey properly I just did MSC) or Maths problems from book ...
I dont have Physics problems ... So for Physics I am relying only on papers ...
@Dante This particular person is surely an under 500 rank in advanced...And we worked with only 3 small breaks for around 10 hours today...so I would say that it was pretty beneficial\