In order to understand the correct situation in which to use the word affect or effect, the first thing one must do is have a clear understanding of what each word means. 1  Affect is usually used as a verb. It is an action word that means to produce a change in or influence something. 2  Effect is usually used as a noun.
Shear Factor. The distance a point moves due to shear divided by the perpendicular distance of a point from the invariant line.
Calculate the change (or difference) in the total factor cost. The total factor cost is the total cost incurred by the business from the use of a given resource. Example: Change in total factor cost = $100 - $20. Result: Change in total factor cost = $80. Calculate the change (or difference) in the factor quantity. The factor quantity is the numerical amount of resources used at a given cost. Example: Change in factor quantity = 10 - 6. Result: Change in factor quantity =4. Divide the change in total factor cost by the change in factor quantity.