The psi, or pounds per square inch, is a unit of pressure (P) using the foot-pound-second (FPS) system. To calculate psi, divide the force applied (F) with the area (A).
Know MoreUse an instrument such as a force gauge, spring scale or strain gauge. Make sure that the unit is in pounds. Convert the value if necessary.
Measure the length and the width, and make sure that both values use the same unit, in this case inches, you can proceed to multiply them.
Divide the measured force (in pounds) with the measure area (in square inches).
Calculating man hours involves determining how much time a project requires and how many employees are needed. The process can be completed before or after a project, and this example determines man hours after a project's completion. The calculations take a few minutes and require a calendar and a calculator.
Full Answer >The basic formula for contribution per unit is total revenue minus total variable costs divided by the total units. Contribution per unit describes how the sale of one unit affects a company's net income. Contribution per unit is also known as contribution margin per unit.
Full Answer >According to Newton's Second Law of Motion, force is equal to the product of mass and gravitational acceleration. The formula is F=mg. Because weight is also a force, you can calculate the mass of everyday objects by using the same formula.
Full Answer >To calculate the price per pound, the total price is divided by the weight in pounds. For example, if 3 pounds of apples cost $5, then $5 is divided by 3 to arrive at the price per pound of $1.67.
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