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Helppppppppppppppppppppp

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

User Gunakkoc
by
7.2k points

1 Answer

3 votes

Answer:

36W

Step-by-step 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

User Harvi Sirja
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7.1k points