How much current flows through a 12-ohm flashlight bulb operating at 3.0 volts?

Physics · High School · Tue Nov 03 2020

Answered on

Given:

Voltage = 3.0V

Resistance = 12 Ohms

Find the amount of current that flows.

Formula for Ohm's Law

V = IR

I = V/R

Solution:

Substitute the given values of V and R to the formula for I.

I = 3 V / 12 ohms

i = 0.25 amp

Final answer:

The amount of current that flows is 0.25 amp