Question

A 3W light bulb, when connected to 12V, has a resistance of ____ ohms. Connected to that same 12V, it produces a current of amps. If you keep it on all day and night, for a whole month, you spend _ kWhr of energy, which is the same as ____ J.

Name: a 3w light bulb when connected to 12v has a resistance of ohms connected to that same 12v it produces a current of amps if you keep it on all day and night for a whole month you spen
Uploaded: 2023-05-12T21:09:12-08:00
Duration: 1 min 47 s
Channel: Ronald Prasad
Description: a 3w light bulb when connected to 12v has a resistance of ohms connected to that same 12v it produces a current of amps if you keep it on all day and night for a whole month you spen

          A 3W light bulb, when connected to 12V, has a resistance of ________ ohms. Connected to that same 12V, it produces a current of ________ amps. If you keep it on all day and night, for a whole month, you spend _______ kWhr of energy, which is the same as ______ J.

Added by Jasiet G.

Calculus: Early Transcendentals

Jon Rogawski, Colin Adams, Robert… 4th Edition

Chapter 7

Instant Answer

Solved by Expert Ronald Prasad

05/12/2023

Step 1

First, we need to find the resistance of the light bulb. We can use the formula for power, which is P = V^2 / R, where P is power, V is voltage, and R is resistance. We are given P = 3W and V = 12V, so we can solve for R: 3W = (12V)^2 / R R = (12V)^2 / 3W R = Show more…

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A 3W light bulb, when connected to 12V, has a resistance of ________ ohms. Connected to that same 12V, it produces a current of ________ amps. If you keep it on all day and night, for a whole month, you spend _______ kWhr of energy, which is the same as ______ J.