Question

How much resistance does led bulb in a 4.5 volt flashlight provide if it draws .05 amps of current

Answer 1

90 Ω

Step-by-step explanation:

Ohm's law states voltage is the product of current and resistance:

V = IR

Given V = 4.5 V and I = 0.05 A:

4.5 V = (0.05 A) R

R = 90 Ω