Calculators

Calculates the fuel needed for a trip and the estimated cost.

Calculates the compression ratio and the resulting pressure in pounds per square inch (PSI) of an engine, given the bore, stroke, head volume, and deck clearance.

Estimates a car's acceleration time from 0 to 60 miles per hour based on horsepower and weight.

This calculator converts cycles per second (CPS), also known as Hertz (Hz), to other frequency units like Kilohertz (kHz), Megahertz (MHz), and Gigahertz (GHz).

Calculates the minimum required size of a junction box based on the number and size of conductors entering the box.

Calculates the volume of various tank shapes, including rectangular, cylindrical, and elliptical tanks.

Calculates the rafter length and roof slope based on the roof pitch and run.

Calculates the dimensions of a gambrel roof based on user inputs.

Calculates the dimensions needed for a birdsmouth cut on a rafter, given the rafter's width and the desired depth and seat cut.

Calculates the square footage and estimated cost for siding a house.