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In the two-slit experiment, for the condition of dark fringes, the value of m = +2 corresponds to a path difference of 3λ/2.
Variable Costs
Costs that fluctuate in direct proportion to changes in levels of production or sales volumes.
Fixed Costs
Financial obligations like rent, wages, and insurance that are stable and do not vary with the level of goods manufactured or sold.
Break-even
The point at which total revenues equal total costs, resulting in neither profit nor loss for the business.
Margin of Safety
The difference between actual or projected sales and the break-even point. It indicates the amount of sales decline a business can endure before it starts incurring losses.
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