To Find: Efficiency of the incandescent lightbulb.
Answer to Problem 53R
The efficiency of the bulb is
Explanation of Solution
Given:
Total power of lightbulb is
Energy deliver
Formula Used:
Efficiency of light bulb
Here,
Calculation:
Substitute
Conclusion:
Hence, the efficiency of the bulb is
Chapter 12 Solutions
Glencoe Physical Science 2012 Student Edition (Glencoe Science) (McGraw-Hill Education)
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