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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64179

Physical

Calculator resistance resistor ( bars)

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

61363

Physical

Parallel connection of resistors

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

53724

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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Math

Roots of a quadratic equation

Calculator based on the entered coefficients calculated roots of a quadratic equation.

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Quadratic function

Calculator Resets three forms of a quadratic function. After selecting the input as a function of the square and its corresponding parameters returns two other figures given quadratic function.

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Life

Calculate how much you drink pure ethanol

On the basis of the data entered, the amount of drink and the percentage of alcohol content calculator calculates pure ethyl alcohol that we consume.

21807

Financial

Indicator of market price to earnings per share

Calculator to the data calculates the market price to earnings per share P / E. P / E indicates how many times the company's market value is higher than the profit earned during the year. Reflects the attitude of investors to the company. The increase in this ratio indicates that investors decide to pay for the shares of the company more than before.

64847

Math

Combination of characters and numbers

Calculator allows to determine the existing combinations for the user-specified string.