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  • Humidity Calculator calculator and formula to find the amount of air presented in the air by using the input values of actual & saturated vapor pressure of air.
  • Relative Humidity Calculator calculator and formula to find the amount of moisture (water vapor) in the atmosphere or air, by using the dew point & temperature of air.
  • Dewpoint Calculator calculator to find the dewpoint temperature below which water vapor begin to change water droplets and dew can form.
  • Air Temperature Calculator calculator and formula to find the air temperature from the values of dewpoint temperature & relative humidity.
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  • Sound Pressure Level Calculator calculator to measure the logarithmic RMS value of the sound or acoustic pressure caused by the sound wave relative to a reference value in decibels.
  • Ground Level Emission Calculator calculator to measure the maximum ground level emission concentration of non-reactive air pollutatnt by using the Gaussian Plume Model (GPM).
  • BOD Exertion Calculator calculator to measure the amount of oxygen used by bacteria to metabolize organic material in water.
  • Bacteria Growth Rate Calculator calculator to measure the dependence of the growth rate on the substrate concentration of bacteria or aerobic metabolism.
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  • MPG calculator calculator to find an estimation about your fuel consumption, fuel economy and fuel total price for your trip.
  • Speed calculator calculate the speed, distance and time, using two out of three metrics.
  • Drive time calculator calculate the drive time based on the distance of travel and the average speed.
  • Tesla Charging Cost Calculator calculate the cost to charge a Tesla and the driving cost based on car efficiency and distance
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  • quarter-mile-calculator You can use this quarter mile calculator to determine the terminal speed (trap speed) and quarter-mile elapsed time (ET) of a vehicle based on its weight and power.
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Mechanical, Electrical & Computer Engineering Calculators

Free online engineering calculators, formulas, work with steps, converters, step by step calculations and more to design, develop, product and maintain computer, digital, electical, electronics and mechanical engineering network, circuits or systems efficiently. These engineering calculators also covers environmental science and meteorology to analyze and summarize the atmospheric conditions of the globe.