Example engineering calculations
Worked, unit-aware calculation worksheets across structural, mechanical, electrical and more. Open any example into your own workspace to edit and reuse.
36 examples found
Bernoulli Pressure Change
Pressure at a second point along a streamline from Bernoulli’s equation (same elevation).
Bulk Modulus of a Fluid
Bulk modulus of a fluid from a pressure change and the volume change it causes.
Specific Energy in Open Channel Flow
Specific energy of open-channel flow from depth and velocity.
Pressure Head
Equivalent height of fluid (head) for a given pressure.
Pump Overall Efficiency
Overall efficiency of a pump from its hydraulic and shaft power.
Velocity Head
Velocity head (kinetic energy per unit weight) of a flowing fluid.
Mass Flow Through a Nozzle
Mass flow rate through a nozzle from density, area and velocity.
Venturi Meter Flow Rate
Flow rate from the pressure drop across a venturi meter.
Flat-Plate Reynolds Number
Reynolds number for flow over a flat plate from the plate length.
Pipe Full-Bore Flow
Flow rate of a pipe running full from its area and velocity.
Specific Gravity
Specific gravity of a fluid relative to water.
Bernoulli Total Head
Total head of a flowing fluid — the sum of elevation, pressure and velocity heads.