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. New to Calculeaf? Start with your first worksheet or the examples guide.
55 examples found
Wind Turbine Power Output
Mechanical power a wind turbine extracts from the wind given rotor size, wind speed, and power coefficient.
Non-Inverting Op-Amp Gain
Voltage gain of a non-inverting operational amplifier stage from its feedback resistor ratio.
RC Low-Pass Filter Cutoff Frequency
Cutoff (-3 dB) frequency of a simple resistor-capacitor low-pass filter.
LED Series Current-Limiting Resistor
Series resistor value needed to limit current through an LED to its safe rated value.
Total Harmonic Distortion (Two Harmonics, Simplified)
Total harmonic distortion of a waveform from its fundamental and two harmonic voltage components.
Power Inverter Efficiency
Conversion efficiency of a power inverter from its output and input power.
Conductor Cross-Section from Allowable Voltage Drop
Minimum conductor cross-sectional area needed to keep voltage drop within an allowable limit.