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Two equal positive charges are held in place at a fixed distance.If you put a third positive charge midway between these two charges,its electrical potential energy of the system (relative to infinity)is zero because the electrical forces on the third charge due to the two fixed charges just balance each other.
Cost Per Unit
It represents the total cost incurred for producing, manufacturing, or acquiring a product divided by the number of units.
Volume Variance
A measure of the difference between the budgeted and actual volume of production, affecting costs or profitability.
Manufacturing Overhead
All manufacturing costs that are not direct labor or direct materials, such as utilities, depreciation, and maintenance of equipment.
Direct Labor-Hours
The total hours worked by employees directly involved in the manufacturing process.
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