16219
Physical
Resistivity and conductivity
The calculator calculates the resistivity and conductivity of the material from the resistance, cross-sectional area and the length of the element at 20 ° C.
Long description
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62187
Physical
Calculator resistance resistor ( bars)
Calculator gives the resistance of the resistor based on the introduced color bars.
59543
Physical
Parallel connection of resistors
The calculator calculates the equivalent resistance of two resistors connected in parallel.
51574
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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32182
Math
Field and circumference of a circle
Jak obliczyć pole i obwód koła?
The calculator based on the specified radius of the area and perimeter of a circle.
75490
Verifiers
Verification ISBN preview
Jak sprawdzić numer ISBN?
Jak zweryfikować numer ISBN?
Jak zweryfikować numer ISBN?
Calculator allows you to verify the ISBN number entered.
312468
Financial
ROCE - an indicator of the efficiency of investment
The calculator calculates ROCE on the basis of these pre-tax profits, total capital and current liabilities ROCE (called Return On Capital Employed) - an indicator of the efficiency and profitability of the investment, which is the capital of the company involved.
308965
Medical
Unit Converter glucose (blood sugar)
converter converts the blood sugar level in milligrams per deciliter (mg / dL) in millimoles per liter (mmol / L) and vice versa. http://pl.wikipedia.org/wiki/Glikemia
62434
Verifiers
Verification of the social security number in Poland
It presents data deriving from the unique social security number, such as date of birth, sex, serial number and check its correctness.