DPPS FOR JEE(MAIN+ADVANCED)PHYSICS TARGET are designed specially for target batch students so that they can optimize their precious time & energy .it is advisable to complete dpp within the allotted time frame and then refer to the solutions,fetch the concept,analyse your mistake and revise each dpp at least 3 times.
It should be remembered that cracking JEE is about retention capacity in exam rather than just studying.so make sure that your preparation is centralized at retention capacity rather than just rando study.
BEST OF LUCK FOR JEE
ACHARYA VISHVENDRA