AJ Design Software Engineering Math Science Calculators Programs Page 3


Miscellaneous
Force Equation Calculator	Solve problems related to force, mass and acceleration.
Fourier Number Calculator	Solve problems related to Fourier number dimensionless value, heat transfer and conduction, thermal diffusivity, characteristic time and length.
Fuel Efficiency Economy Comparison Calculator	Solves various equations related to fuel efficiency, economy, price, mile per gallon (MPG), mileage, gasoline, petrol and diesel. Calculate the amount and cost of fuel needed to travel a specified distance . In addition, analyze the differences between two automobiles.
French Drain Design Calculator	Solves problems related to French drains, seepage rate or flow per foot of trench, permeability, area normal to flow per foot of trench and flow line slope.
Gain On Sale Calculator	Solve investment problems related to gain on sale, selling price and adjusted basis.
Gear Equations Calculator	Solve problems related to gears, transfer cases, transmissions, axles, differentials, aspect ratio, effective and crawl ratios, speed (MPH), tire radius, rim diameter, rotation velocity (RPM).
Geotextile Calculator	Solve problems related to geotextile, permittivity, normal and plane hydraulic conductivity, transmissivity and fabric thickness.
Gravity Equations Calculator	Solves problems related to Newton's law of gravity, universal gravitational constant, mass, force, satellite orbit period, planet mass, satellite mean orbital radius, acceleration, critical speed, escape speed, radius from planet center and Kepler's third law.
Gross Domestic Product Calculator	Solves problems related to GDP, consumption, investment, government spending, imports and exports.
Gross Operating Income Calculator	Solves financial problems related to gross operating income, effective gross income, gross scheduled income and vacancy and credit loss.
Gross Rent Multiplier Calculator	Solves financial problems related to gross rent multiplier, market value, gross scheduled income, land, building and residential, industrial and commercial investment property.
Gutter Design Calculator	Solves problems related to curb type gutters, capture flow rate, carry over, bypass, roadway cross slope, longitudinal slope, flow width, Manning's coefficient, openings, inlets, interception capacity, slotted pipe drain inlets, orifices, grate perimeter, weirs, carryover and efficiency.
Hardness Test Calculator	Solves problems related to hardness testing, Brinell hardness number, load, gauges, steel ball diameter and depression diameter.
Hazen Williams Calculator	Solve for any variable in the Hazen Williams equation. Variables include flow rate, discharge, mean velocity, pipe diameter, hydraulic radius, hydraulic grade line slope and friction coefficient.
Heart Rate Calculator	Solves problems related to heart rate reserve, maximum heart rate, sensors, standard and Karvonen target heart rate and resting heart rate.
Heat Index Calculator	Solves problems related to heat index, dry bulb temperature, relative humidity, heat stroke, heat cramps and heat exhaustion.
Hooke's Law Calculator	Solutions for force, spring force constant, distance from equilibrium, potential energy, spring stretch length and spring equilibrium position.
Horsepower Equations Calculator	Solves various equations related to horsepower. Solve for horsepower, torque, power to weight ratio, and revolutions per minute(rpm). Determine engine and motor performance using the ET and trap-speed methods. Calculate changes in horsepower when after market or performance parts have been added to a vehicle. Determine dyno correction factor. Correct horsepower for normally aspirated internal combustion engines to a standard humidity, pressure and temperature after a dynamometer measurement.
Horsepower Estimate Calculator Elapsed Time	Estimate engine or motor horsepower given elapsed time of a quarter mile run and vehicle weight. Calculation include a plot of horsepower versus time.
Horsepower Estimate Calculator Trap Speed	Estimate engine horsepower given trap speed velocity at the end of a quarter mile run or drag race and car or vehicle weight. Calculation include a graph of horsepower versus velocity.
Human Body Surface Area BSA Medical Calculator	Medical calculator for solving the surface area of a human. Doctors and physicians use this calculator to determine medicine and medication doses and cardiac index.
Hydraulic Radius Calculator	Solve equations related to hydraulic radius, area of section flow, wetted perimeter, mean depth, top water surface width, Froude number, flow velocity, acceleration of gravity, circular segment, central angle, partially, fully and half filled pipe, and arc length.
Ideal Gas Law Calculator	Solve problems related to the ideal or perfect gas law equation, mole, temperature, volume, pressure, specific gas constant and density.
Ideal Reactor Calculator	Solve problems related to completely mixed reactors, continuously stirred tanks, step input, pulse input, reactors in series, concentration, volume, flow rate, and theoretical mean residence time.
IEEE 754 Binary Word Calculator	Solve problems related to IEEE 754 binary floating point numbers. The calculator shows the conversion of a 32 bit word to a decimal value. It calculates the sign, exponent, fraction, biasing and mantissa. In addition, it determines if the word is normalized or de-normalized.
Impulse Momentum Equations Calculator	Solve for impulse, momentum, mass, velocity change, force and time change.
Inductor Design Calculator	Solve problems related to inductors, wire coil number of turns, coil material permeability, coil area, average coil length, flat spiral air core and inductance.
Inflation Rate Calculator	Solves problems related to inflation rate, consumer price index CPI of this and last year, real interest rate and nominal interest rate.
Interest Rate Calculator	Solves various interest related equations. Includes computations for compound interest, simple interest, annual percentage rates (APR), installment loans and regular deposits.
Kinetic Energy Calculator	Solve computations related to kinetic energy, mass and velocity.
Knudsen Number Calculator	Solve problems related to Knudsen number, mean free path, representative physical length scale, statistical mechanics and continuum mechanics.
Lewis Number Calculator	Solves problems related to Lewis number, mass and thermal diffusivity, heat transfer and mass transfer.
Lightning Distance Calculator	Solves problems related to lightning strike distance, the speed of sound, elapsed time between seeing the flash and hearing the thunder, weather and meteorology.
Line Equation Calculator	Solves problems related to lines, the slope intercept line function, distance, x and y.
Linear Interpolation Calculator	Solves for the unknown value in linear interpolation for use with numeric charts, data and tables.
Logarithm Calculator	Solves various logarithm related equations, formulas and functions. Includes computations for log in any base and calculations in base 2.
Loan Calculator	Calculate monthly payment, interest, principal, amortization tables and loan balance for automobile, boat, car, motorcycle, recreational vehicle (RV), house, furniture and truck credit loans.
Loan To Value Ratio Calculator	Solve problems related to loan to value ratio, loan amount, property appraised value and actual selling price.
Mach Number Calculator	Solves problems related to Mach number, speed of sound, object velocity, subsonic, supersonic, hypersonic, transonic, high speed fluid mechanics and dimensionless values.
Manning Calculator	Solve for flow velocity, roughness coefficient, hydraulic radius and energy grade line slope.
Microorganism Disinfection Calculator	Solves problems related to CT value constant, disinfectant concentration and contact time to achieve percentage of bacteria or virus inactivation.
Microorganism Kinetics Calculator	Solve problems related to bacteria specific growth rate, maximum specific growth rate, saturation constant, half velocity constant, growth limiting substrate concentration.
Minor Losses Calculator	Solve for any variable in the minor loss equation. Variables include closed conduit energy loss coefficient, velocity and head loss. K values for butterfly valves, check valves, gate valves, globes valves, elbows, entrances, and outlets are included.
Mixing Design Calculator	Solves problems related to propeller, turbine, paddle, static and pneumatic mixers, laminar and turbulent flow, Reynolds number, power requirement, dissipated power, headloss, water specific weight, flowrate, fluid dynamic viscosity and liquid mass density, rotation speed, atmospheric pressure, air volume, discharge point air pressure, and impeller diameter.
Moment Equation Calculator	Solves problems related to moment, force and lever arm length.
Mortgage Loan Calculator	Solves problems related to home mortgages, house loans, monthly payment, principal, interest, early payoff date, savings from extra payments and loan balance.
Mortgage Loan Points Calculator	Solves problems related to cost of one point, mortgage loan amount, cost of points paid and number of points.
Natural Log Equation Calculator	Solves problems related to the natural log (ln) equation.
Net Income Multiplier Calculator	Solve financial problems related to net income multiplier and capitalization rate.
Net Operating Income Calculator	Solve financial problems related to net operating income, gross operating income and operating expenses.
Newton's Second Law Equations Calculator	Solve for any variable in Newton's second law of motion equation. Variables include net force, mass and acceleration.
Nusselt Number Calculator	Solve for problems related to Nusselt number dimensionless value, heat transfer, thermal conductivity, convection heat transfer coefficient and characteristic length.

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