A light bulb is connected to a 120.0-V wall socket. The current in the bulb depends on the time t according to the relation 1 = (0.838 A) sin [(491 rad/s)t]. (a) What is the frequency of the alternating current? (b) Determine the resistance of the bulb's filament. (c) What is the average power delivered to the light bulb?

icon
Related questions
Question
100%
Upvote will be given. No long explanation needed. Answer in 2 decimal places with units.
A light bulb is connected to a 120.0-V wall socket.
The current in the bulb depends on the time t
according to the relation 1 = (0.838 A) sin [(491
rad/s)t]. (a) What is the frequency of the
alternating current? (b) Determine the resistance
of the bulb's filament. (c) What is the average
power delivered to the light bulb?
Transcribed Image Text:A light bulb is connected to a 120.0-V wall socket. The current in the bulb depends on the time t according to the relation 1 = (0.838 A) sin [(491 rad/s)t]. (a) What is the frequency of the alternating current? (b) Determine the resistance of the bulb's filament. (c) What is the average power delivered to the light bulb?
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 4 steps with 4 images

Blurred answer