SOLVED: 'Look at the Sankey diagram for a filament light bulb below. If the bulb is used in a desk lamp, what is the efficiency of the bulb? Light energy 30 J
Example of a Sankey diagram showing the distribution of energy in a... | Download Scientific Diagram
The Sankey diagram shows the energy transfers in an LED light bulb. (look at the attached photo) - Brainly.com
Energy - The Science and Maths Zone
Write your ideas in the first thought bubble! - ppt download