Wire Size Voltage Drop Calculator – NEC AWG Sizing Tool
Now maybe you’ve been noticing how dim the lights are these days, or how the air conditioner drops voltage on the whole house. You’re experiencing … Read More
JSCalc
Electric Motor Torque Calculator (Volts, Amps, RPM)
When you read the nameplate on a motor, what do you see? You see the amperage and volts. What about the torque? Torque is the … Read More
Motor Torque Calculator: Find Torque from Power and RPM
In motors, we don’t pick them by their horsepower rating. We pick them by amount of torque they deliver so that as load increases, the … Read More
Torque Units Conversion Calculator: N-m, ft-lb, in-lb, kgf-m
You’re tightening a bolt, and the manual says to do it with one hundred foot-pounds and your wrench displays values in Newton-meters. Maybe you’re nervous … Read More
Gearbox Gear Ratio Calculator – Reduction & Torque
The page also includes a gearbox gear ratio calculator that answer two main questions: How much does the gearbox return in torque? How much does … Read More
Gear Ratio Calculator Transmission: Car Speed and RPM Tool
The transmission gear ratio calculator makes drivetrain math practical instead of abstract. The two multipliers used to translate engine speed into road speed are final … Read More
Bullet Velocity Calculator: Chronograph, Energy & Downrange fps
The physics of the bullet explain how quick it will leave the barrel. And most shooters simply glance at the muzzle velocity written on the … Read More
Muzzle Velocity & Muzzle Energy Calculator (ft-lb, PF)
We’ve got the muzzle velocity and bullet weight. Those seem like enough information. They’re not though. To understand a load, we must translates those values … Read More
Average Velocity Calculator: Distance, Time, Speed and Accel
When you finally arrive at your destination following a lengthy road trip, maybe you plug the address into Google Maps and notice that “average” speed … Read More
Flow Velocity Calculator: Pipe Fluid Speed from Flow Rate
This page’s flow velocity calculator does something that gets asked about every day in HVAC and plumbing design; how fast is the fluid realy flowing … Read More