Solution : Here the net flux is the sum of through the triangular cross sections as shown in the Figure P4.3 (a) and (b) Figure P4.3(a)
Solution : Here the net flux is the sum of through the triangular cross sections as shown in the Figure P4.3 (a) and (b)
Figure P4.3(a)
is the sum of 
through the triangular cross sections as shown in the Figure P4.3 (a) and (b)