Time management is very much important in IIT JAM. The eduncle test series for IIT JAM Mathematical Statistics helped me a lot in this portion. I am very thankful to the test series I bought from eduncle.
Nilanjan Bhowmick AIR 3, CSIR NET (Earth Science)
Surya prakash verma
p is 2N and Q is 8N take them as one system ,all the blocks will move together with same acc. hint:to calculate acc , 16=8ma a=2/m