प्रतिरोध कैलकुलेटर — सूत्र
Resistance
Resistance measures how strongly a component opposes the flow of electric current.
Formula
R = V / I
Derived from Ohm's law. The unit is the ohm (Ω), named after Georg Ohm.
हल किया गया उदाहरण
A 12 V battery drives 0.5 A through a resistor.
- R = V / I
- R = 12 / 0.5
- R = 24 Ω