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%.
What is 'Gross Income'. 1. An individual's total personal income, before accounting for taxes or deductions. 2. A company's revenue minus cost of goods sold. Also called gross profit and, when it is expressed as a percentage of revenue, gross margin. BREAKING DOWN 'Gross Income'.