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.

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64304

Physical

Calculator resistance resistor ( bars)

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

61493

Physical

Parallel connection of resistors

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

53867

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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20998

Chemical

Law Boyle's / Mariotte

Calculator based on the values entered pressure and volume of the selected parameter is calculated using Boyle's Law states / Mariotte.

25976

Employee

Calculator average revenue per employee in the company

Calculator on the basis of the specified amount paid salaries and number of employees, calculates the average annual and

25518

Financial

PV Calculator - The present value of the investment

PV Calculator helps us to calculate the current value of the investment or PV (ang.present value). PV Calculator calculates how much you need today, in the future, get the specified value after a certain number of years and accrue interest payable under the assumption that they will be capitalized (added to the principal) at a specified interval.

22314

Medical

Calculator index of renal failure (Renal Failure Index)

Calculator to the data: the amount of sodium in the urine, serum creatinine and urine of renal failure calculates the RFI.

19952

Building

Metal weight calculator

the calculator calculates the mass of metal parts according to the form of the product and the type of metal