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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.            

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Physical

Calculator resistance resistor ( bars)

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

Parallel connection of resistors

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

Key indicator Return on assets (ROA)

Calculator based on the values ​​entered in net profit and assets are calculated return on assets ROA. ROA is a measure of return on assets. This ratio indicates a company's ability (and more specifically - of its assets) to generate profit.        
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Employee

Illness Calculator - Calculate sickness (illness)

jak wyliczyć chorobowe? jak obliczyć zasiłek chorobowy?
Calculator calculates sick pay during sick leave, taking into account the various reasons for absence.              
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Medical

Effects of hyperglycemia on the concentration of sodium (Na) in the serum

Calculator by entering glucose and sodium calculates the correct level of serum sodium (Corrected Serum Sodium).            
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Financial

Cost of online advertising

Calculator based on the entered values ​​to calculate the total cost, the cost for 1,000 impressions or views of online advertising.      
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Math

Examine the variability of the quadratic function

Calculator examines the variability of the course of a quadratic function in the field of real numbers.