18mrayer 18mrayer

15-03-2022
Physics

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The bulb is at full brightness when the potential difference across the bulb is 12v
The current through the bulb is then 3A
Calculate the power of the bulb when it is at the full brightness and give the unit?

SOMEONE PLEASE HELP MEE <33

Respuesta :

samuellai03 samuellai03

15-03-2022

Answer:

36W

Explanation:

Using P=VI

Where:

P = Power of the light bulb (in Watts W)

V = Voltage of the light bulb (in Volts V)

I = Current passing through the light bulb (in Ampere A)

P = 12V * 3A = 36W

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