26114
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.
Long description
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64341
Physical
Calculator resistance resistor ( bars)
Calculator gives the resistance of the resistor based on the introduced color bars.
61517
Physical
Parallel connection of resistors
The calculator calculates the equivalent resistance of two resistors connected in parallel.
53892
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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336926
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.
24966
Math
Area of a triangle using Heron's formula
calculator calculates the area of a triangle after a length of three sides.
34570
Employee
Calculator social security contributions - the calculation of rates in Poland
Jak obliczyć wysokość składek ZUS?
Jak obliczyć składkę na ubezpieczenie społeczne?
Jak obliczyć ubezpieczenie zdrowotne?
Calculator to calculate gross salary given social security contributions deducted from the salary of the employee and the employer. [since 2008]
1686081
Life
Rainwater tank
The calculator calculates the amount of collected rainwater from the roof of the given dimensions.
Long description
26420
Math
Sieve of Eratosthenes
The program generates the prime numbers in a given range using the sieve of Eratosthenes algorithm.