Compare calculators
Both calculators run independently — change the inputs on either side to compare results.
Engineering
Pump Head Calculator
Determine the total dynamic head and shaft power needed to move fluid through a piping system. Use this when sizing pumps for water supply, irrigation, HVAC, or industrial fluid transfer.
Fill in the required fields to see your result.
Engineering
Ohm's Law Calculator
Calculate electrical resistance from voltage and current using Ohm's Law: R = V / I. Use it for circuit analysis, troubleshooting electronic circuits, or sizing resistors and conductors in DC and AC (resistive) systems.
Fill in the required fields to see your result.
Key differences
| Pump Head Calculator | Ohm's Law Calculator | |
|---|---|---|
| Category | Engineering | Engineering |
| Inputs required | 5 | 2 |
| Result | Required Pump Power (kW) | Resistance (Ω) |
| What it does | Determine the total dynamic head and shaft power needed to move fluid through a piping system. Use this when sizing pumps for water supply, irrigation, HVAC, or industrial fluid transfer. | Calculate electrical resistance from voltage and current using Ohm's Law: R = V / I. Use it for circuit analysis, troubleshooting electronic circuits, or sizing resistors and conductors in DC and AC (resistive) systems. |