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Physical

Coreless coil inductance

The calculator calculates the inductance of the coil without core on the basis of the given coil length, diameter and number of turns.                  


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Physical

Calculator resistance resistor ( bars)

Calculator gives the resistance of the resistor based on the introduced color bars.
58493
Physical

Parallel connection of resistors

The calculator calculates the equivalent resistance of two resistors connected in parallel.            
50452
Physical

Associated force of the hydraulic piston and the cylinder

Hydraulic cylinder is a mechanical akutatorem used for power transmission line by a linear thrust. Through the movement of the piston up and down over the forces and pressure. This calculator is used to calculate the two forces given angle for each operation.      
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Calculator of wood moisture equivalent

Operating relative Calculator allows you to calculate the equivalent cut wood (hygroscopic balance) based on the model Hailwood-Horrobin.    
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Verifier NRB / BBAN

Calculator allows you to verify the correctness of the entered account number.                
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Building

Insulation of wall

Jak policzyć izolację ścian?
Calculator allows you to calculate the amount of insulation panels needed to cover the walls of the building using the "light wet" or "dry light" methods.
41372
Math

Calculate how long you go on foot

Calculator calculates the approximate time given distance and overcome the distance on foot.
22916
Physical

Friis transmission equation

The calculator calculates the power at which the antenna receives the signal output from the second antenna of the power and distance greater than a single wavelength. The higher the frequency, the higher the transmission power loss from the signal transmission.