Register
What is the power of a light bulb with 8V and a current of 2A?
189k views
5 votes
What is the
power of a light
bulb with 8V and
a current of 2A?

User Fynn Mahoney
by
5.1k points

2 Answers

3 votes
The answer is 16 watts
User Branislav Lazic
by
5.8k points
0 votes

Answer:

16 Watts

Step-by-step explanation:

P = VI, where V is the voltage and I is the current (of the lightbulb)

V = 8 volts, I = 2 amps

P = 8 * 2 = 16 Watts

User Flame
by
5.2k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

6.0m questions

7.9m answers

Other Questions

What distance is traveled by a police car that moves at a constant speed of 2.5 m/s for 20 s? Include the correct units with your answer. Please help ASAP! Physics
What type of relationship exists between the length of a wire and the resistance, if all other factors remain the same? Resistance is directly related to length. Resistance is directly related to the square
Explaining Wave Speed through Different Media Explain why the speed of light is lower than 3.0 × 108 m/s as it goes through different media.
Indy runs 2 kilometers every morning. She takes 2 minutes for the first 250 meters, 4 minutes for the next 1,000 meters, 1 minute for the next 350 meters, and 3 minutes for the rest. Cindy’s average speed
Which of the following correctly describes the first animals that appeared? A.) these were large creatures, similar to dinosaurs B.) these were bony creatures that lived only in wet environments C.) these
Link Copied!