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Nilanjan Bhowmick AIR 3, CSIR NET (Earth Science)
Abhishek tripathi 1 Best Answer
see.....
please explain this in detail
also, tell about the region in detail.
∆S is the gradient of given surface and p is the unit vector now our given surface is a type of parabola in Z axis now the shadow region of given surface is xy plane and in xy plane unit vector is k.
something like this
28.27 is the answer as per book
may be there is some misprint