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)
>


Ruby negi
no, you can't do it by components form as clearly area vector makes an angle theta with the e.f that is in +ve x- axis...
you can do it by component form but it is bit confusing