26719
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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64928
Physical
Calculator resistance resistor ( bars)
Calculator gives the resistance of the resistor based on the introduced color bars.
62022
Physical
Parallel connection of resistors
The calculator calculates the equivalent resistance of two resistors connected in parallel.
54510
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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38012
Life
The distance calculator between cities Polish
Calculator helps you calculate the distance in a straight line between two selected major Polish cities.
75296
Math
Circumference of an ellipse
The calculator calculates the circumference of an ellipse for a given length of the axis passing through it.
1279210
Math
Weighted average ratings
The calculator calculates the weighted average of the ratings of the following items.
110825
Life
Map Scale Converter
Calculator allows to determine the actual distance corresponding to the distance on the map with the specified scale. If the map at 1:500,000 scale the input field, enter the value 500000.
342747
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.