engineering recuitment HPCL Junior Executive 2025 Mock Test Electromagnetic Theory Vector Calculus Fundamental Theorems of Vector Calculus
The divergence of the vector flux density A is the outflow of flux from a small _________ surface per unit volume as the volume _________.
1
closed, shrinks to zero
2
open, shrinks to zero
3
closed, expands to infinity
4
open, expands to infinity