- Aerolics
- Pressure drop in circular ventilation channels
- Pressure drop in rectangular or squared ventilation channels
- Hydraulic diameter
- Fan electrical absorption
- Air dynamic pressure
- Sound
- Dimensioning of cables for passive speakers
- Audio cross-overs, low pass filter 6dB per octave
- Audio cross-overs, band pass filter 6dB per octave
- Audio cross-overs, high pass filter 6dB per octave
- Audio cross-overs, low pass filter 12dB per octave
- Audio cross-overs, band pass filter 12dB per octave
- Audio cross-overs, high pass filter 12dB per octave
- Audio cross-overs, low pass filter 18dB per octave
- Audio cross-overs, band pass filter 18dB per octave
- Audio cross-overs, high pass filter 18dB per octave
- Dimensioning of coils for a ring inductor without core
- Common information for components of a cross-over
- Resonances or stationary waves in a room
- Signal generator in low frequency
- Decibel conversions
- Conversion voltage gain or attenuation to decibel (dBV)
- Conversion gain or attenuation in power to decibel (dBW)
- Electronics
- PCB trace width calculation
- Heatsink in free air
- Heatsinks on PCB
- Heatsink with forced circulation
- Resonant frequency of a L-C circuit
- Calculation resistors in parallel
- Calculation of resistors in series
- Not stabilized DC power supply with one half-wave rectifier
- Not stabilized DC power supply with a full-wave rectifier (Graetz bridge)
- Not stabilized DC power supply with a double half-wave rectifier
- Stabilized DC power supply with linear voltage regulator
- Capacitive reactance
- Inductive reactance
- Calculation of not commercial capacitor or realized directly on PCB
- Calculation capacitors in series
- Voltage regulator with zener diode parallel to the load
- LED dropping resistor
- Minimal security distance for traces of a PCB
- Moment of mass inertia (rotating masses)
- Solid vert. cylinder rotating around its axis
- Solid vert. cylinder rotating around an external axis
- Hollow vert. cylinder rotating around its axis
- Hollow vert. cylinder rotating around an external axis
- Solid horiz. cylinder rotating around an axis passing through the center
- Solid horiz. cylinder rotating around an external axis
- Hollow horiz. cylinder rotating around an axis passing through the center
- Hollow horiz. cylinder rotating around an external axis
- Parallelepiped rotating around its central axis
- Parallelepiped rotating around an external axis
- Parallelepiped rotating around any axis
- Mass concentrated in a point external from the rotating axis
- Mass considered on a circumference
- Propagation of the moment of inertia

- Conversions
- Acceleration
- Angle
- Area
- Area (agricultural)
- American wire gauge (AWG)
- Capacitance
- Density
- Dielectric rigidity - perforation voltage
- Dynamic viscosity
- Electric charge
- Electric current
- Energy
- Energy density on volume
- Flow rate (coefficient)
- Flow rate (mass)
- Flow rate (volume)
- Force
- Fractions of inches
- Frequency and Wavelength
- Fuel consumption
- Gain
- Illuminance
- Inductance
- Induction
- Information (information technology)
- Kinematic viscosity
- Length
- Length (computer and printers)
- Linear density
- Luminance
- Luminous intensity
- Magnetic-flux
- Magnetization
- Mass - weight
- Materials hardness
- Mechanical stress
- Moment of inertia
- Moment - torque
- Power
- Power density
- Pressure - push
- Radioactivity
- Resistance - conductance
- Rotation speed
- Specific heat
- Specific volume
- Speed
- Temperature
- Thermic transmission
- Torsion
- Velocity (information technology)
- Voltage
- Volume - capacity
- Water hardness
- Electrotechnics
- Short circuit (PSCC) in mono-phase lines
- Dissipation in free air of electrical cabinets
- Forced ventilation (cooling) for electrical cabinets
- Power factor correction (PFC) of electrical systems monophase and three-phase lines
- Temperature of a conductor in free air subjected to a current
- Calculation of parameters of electric or not electric motors
- Supply a three-phase motor with AC mono-phase current
- The lead-sulfuric acid accumulators (Pb - H2SO4)
- Fluidics
- Pressure drop in pipes
- Waterhammer or peak of overpressure
- Calculation of volume of tanks, reservoirs, silos or other holding tanks
- Time for emptying tanks and reservoirs
- Absorption of a pump
- Oleodynamics
- Pressure drop in oleodynamic pipes
- Water hammer in hydraulic systems
- Termodynamics
- Continuous electric heating of fluids
- Continuous electric heating of gas
- Calculation of heat transfer coefficient and energy cost for fixtures
- Electric heating of water or other fluids with tank