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  2. Duty cycle - Wikipedia

    en.wikipedia.org/wiki/Duty_cycle

    Duty cycle is commonly expressed as a percentage or a ratio. A period is the time it takes for a signal to complete an on-and-off cycle. As a formula, a duty cycle (%) may be expressed as: = % Equally, a duty cycle (ratio) may be expressed as: =

  3. Contribution margin - Wikipedia

    en.wikipedia.org/wiki/Contribution_margin

    Contribution margin (CM), or dollar contribution per unit, is the selling price per unit minus the variable cost per unit. "Contribution" represents the portion of sales revenue that is not consumed by variable costs and so contributes to the coverage of fixed costs.

  4. Free cash flow - Wikipedia

    en.wikipedia.org/wiki/Free_cash_flow

    According to one version of the discounted cash flow valuation model, the intrinsic value of a company is the present value of all future expected free cash flows. In this case, the present value is computed by discounting the free cash flows at the company's weighted average cost of capital (WACC).

  5. Ultra-low-sulfur diesel - Wikipedia

    en.wikipedia.org/wiki/Ultra-low-sulfur_diesel

    Beginning in 2006, EPA began to phase-in more stringent regulations to lower the amount of sulfur in diesel fuel to 15 ppm. [...] From 2007 to 2014, low sulfur diesel fuel (specified at 500 ppm) and ULSD fuel was phased in for nonroad, locomotive, and marine (NRLM) diesel fuel.

  6. International Standard Atmosphere - Wikipedia

    en.wikipedia.org/wiki/International_Standard...

    It has been established to provide a common reference for temperature and pressure and consists of tables of values at various altitudes, plus some formulas by which those values were derived. The International Organization for Standardization (ISO) publishes the ISA as an international standard, ISO 2533:1975. [1]

  7. Sales (accounting) - Wikipedia

    en.wikipedia.org/wiki/Sales_(accounting)

    Sales (accounting) In bookkeeping, accounting, and financial accounting, net sales are operating revenues earned by a company for selling its products or rendering its services. Also referred to as revenue, they are reported directly on the income statement as Sales or Net sales.

  8. These 'deliciously soft' bamboo sheets are 50 percent off ...

    www.aol.com/lifestyle/deliciously-soft-bamboo...

    LuxClub Bamboo Sheets — which have 110,000 positive Amazon reviews to back them up — are more than 50 percent off, in fact. An entire six-piece Queen set (with four pillowcases!) was ...

  9. Amortization schedule - Wikipedia

    en.wikipedia.org/wiki/Amortization_schedule

    An amortization schedule is a table detailing each periodic payment on an amortizing loan (typically a mortgage ), as generated by an amortization calculator. [1] Amortization refers to the process of paying off a debt (often from a loan or mortgage) over time through regular payments. [2]

  10. Yield (engineering) - Wikipedia

    en.wikipedia.org/wiki/Yield_(engineering)

    The governing formula for this mechanism is: Δ σ y = G b ρ {\displaystyle \Delta \sigma _{y}=Gb{\sqrt {\rho }}} where σ y {\displaystyle \sigma _{y}} is the yield stress, G is the shear elastic modulus, b is the magnitude of the Burgers vector , and ρ {\displaystyle \rho } is the dislocation density.

  11. Units of paper quantity - Wikipedia

    en.wikipedia.org/wiki/Units_of_paper_quantity

    The usual meaning is 25 sheets of the same size and quality: 1 ⁄ 20 of a ream of 500 sheets. Quires of 25 sheets are often used for machine-made paper, while quires of 24 sheets are often used for handmade or specialised paper of 480-sheet reams.