Clock Design (Part 3) 

Go to:. nptel.ac.in/courses/106/105/106105161/ Select lecture no. 26, select window - videos and then u can watch

@@praveenkumarberla wanha bhi nhi chal rha h

I think it comes in the data path for the second flip flop as explained in the calculation of propagation delay for a flip flop earlier in the lecture

No. Clock path delay is different.

Total time taken by clock from source point to FF clk node point