Instead of thinking about one field changing in response to the change of the other, it is more correct to say that. whenever the magnetic field is changing, so is the electric field, and vice versa.The way these fields change is governed by Maxwell's equations.This way, we do not arrive at the confusion OP has.nstead of thinking about one field changing in response to the change of the other, it is more correct to say that. whenever the magnetic field is changing, so is the electric field, and vice versa.
Gross profit = net sales â cost of goods sold. Gross profit percentage = [(net sales â cost of goods sold)/net sales] Ã 100%.
Gross and Net Gross refers to the total and Net refers to the part of the total that really matters. Gross vs Net Income In accounting, for a P&L (profit and loss statement â¦, Gross profit, or Gross income, or Gross operating profit is the difference between revenue and the cost of making a product or providing a service, before deducting overheads,payroll, taxation, and interest payments.