Classic physics

App description Subwoofer enclosure tuning frequency calculator About the box enclosure tuning frequency, air compliance, speak...

App description Enter the value and click "Calculate" to display the result f = focus nl = refractive index of the lens mater...

Newton's law of cooling was determined experimentally by Newton in 1700. It is in good agreement with the actual force when...

Timing belts/chains, belts cannot be easily extended or shortened to accommodate different sizes of pulleys. Therefore, it is i...

App description Subwoofer discharge port calculation: enclosure volume or for box, total speaker fs, air compliance Regarding t...

App Description The geometric calculation of the maximum flux density to verify that it is below a specified value is the tran...

Molar concentration online calculator - molar concentration calculation - calculation formula Note! Density is only approximate...

Compound pendulum calculator Cycle：\(T2 = 4*PI2*I / MgD\) T = period I = moment of inertia M = quality g = gravity acceleration...

App description Calculate the average speed V = average speed C = Xie coefficient Rh = hydraulic radius S = slope Usage exampl...

App description Manning equation online calculation Calculation of the roughness coefficient, flow rate, hydraulic radius, and ...

Engine motor speed torque power calculator Unit symbol description: W = watt, KW = kilowatt, lb = pound, kg = kilogram, cm = ce...

App Description \(s=\frac {ρ×V^2×L}{W}\) s = surface tension ρ = density v = speed L = length W = Weber number Usage example ...

App description Calculate the number of cavitation Ca = cavitation number P = partial pressure Pv = vapor pressure of the liqu...

Work is the process by which energy is transformed from one form to another. Two essential factors for doing work: the force a...

Fourth-order (24 dB/octave) two-way crossover

Liquid vapor pressure drop speed drop CV online calculator Calculate the evaluation, select the media type Input, port diameter...