In 1859, with which physicist did Robert Wilhelm Bunsen invent flame spectroscopy, an instrument that allows elements to be identified by their emission spectra?
Show answer & explanation
Correct answer: C
Explanation
The correct answer is Option 3 i.e. Gustav Robert Kirchhoff.
- Kirchhoff was a mathematical physicist best known for his laws on the flow of electric current.
- He is known for his contributions to circuit theory and the understanding of thermal emission, but who also made significant discoveries in optics.