Eight 6.5-W Christmas tree lights are connected in series to each other and to a 220-V source. Part A What is the resistance of each bulb? Express your answer to two significant figures and include the appropriate units.
Added by Victoria M.
Close
Step 1
Given: Total voltage = 220 V Number of bulbs = 8 Voltage drop across each bulb = Total voltage / Number of bulbs Voltage drop = 220 V / 8 Voltage drop = 27.5 V Show more…
Show all steps
Your feedback will help us improve your experience
Maitreya E and 87 other Physics 101 Mechanics educators are ready to help you.
Ask a new question
Labs
Want to see this concept in action?
Explore this concept interactively to see how it behaves as you change inputs.
Key Concepts
Recommended Videos
(II) Eight 7.0-W Christmas tree lights are connected in series to each other and to a 120-V source. What is the resistance of each bulb?
DC CIRCUITS
Resistors in Series and in Parallel
(II) Eight $7.0 .$ W Christmas tree lights are connected in series to each other and to a $110-\mathrm{V}$ source. What is the resistance of each bulb?
Prabhat T.
(II) Eight identical bulbs are connected in series across a $110-\mathrm{V}$ line. $(a)$ What is the voltage across each bulb? $(b)$ If the current is $0.42 \mathrm{A},$ what is the resistance of each bulb, and what is the power dissipated in each?
Recommended Textbooks
University Physics with Modern Physics
Physics: Principles with Applications
Fundamentals of Physics
Transcript
Watch the video solution with this free unlock.
EMAIL
PASSWORD