āļø Engineering Tools
Ohm's Law Calculator
Calculate voltage, current, resistance, and power in circuits.
ā” Ohm's Law Results
Voltage (V)
12.00 V
Current (I)
2.00 A
Resistance (R)
6.00 Ī©
Power (P)
24.00 W
š Formulas Used
V = I Ć R (Ohm's Law)
I = V / R
R = V / I
P = V à I = I² à R = V² / R
More from this category
Keep users moving through tightly related topics.
Unit Converter
Convert between metric, imperial, and other unit systems.
ā
Scientific Calculator
Full-featured scientific calculator with advanced functions.
ā
Resistor Color Code
Decode resistor values from color bands.
ā
Number Base Converter
Convert between binary, decimal, hexadecimal, and octal.
ā
Trigonometry Calculator
Calculate sine, cosine, tangent, and inverse trig functions.
ā
Voltage Divider Calculator
Calculate output voltage and resistor ratios for divider circuits.
ā
LED Resistor Calculator
Find the resistor value needed for an LED and estimate power dissipation.
ā
RC Time Constant Calculator
Compute tau, cutoff frequency, and charging percentage for RC circuits.
ā
Frequency & Period Converter
Convert between frequency and period for signals and AC systems.
ā