From the power plant, it took 100 kJ of coal to produce the 15 kJ of useful energy in your home.  What is the total efficiency?

Question

From the power plant, it took 100 kJ of coal to produce the 15 kJ of useful energy in your home.  What is the total efficiency?
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Solution 1

Efficiency is calculated by dividing the useful output energy (or power) by the total input energy (or power). It's often expressed as a percentage.

Here's the step-by-step calculation:

  1. Identify the Input and Output: In this case, the total input energy is 100 kJ (the energy from the coal) and Knowee AI StudyGPT is a powerful AI-powered study tool designed to help you to solve study prob
Knowee AI StudyGPT is a powerful AI-powered study tool designed to help you to solve study problem.
Knowee AI StudyGPT is a powerful AI-powered study tool designed to help you to solve study problem.
Knowee AI StudyGPT is a powerful AI-powered study tool designed to help you to solve study problem.
Knowee AI StudyGPT is a powerful AI-powered study tool designed to help you to solv

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