Newton's Rings Experiment Viva and Theory is discussed with detail idea about superposition, Interference, and thin films, formed by plano-convex lense. I hope this helps you to understand it.

What happens when you provide the forward bias to the LED in terms of the conduction band & valence band in the depletion region? Learn more about similar viva questions.

Nature journal editors retracted the research article "Room-temperature superconductivity in a carbonaceous sulfur hydride" Nature. 2020 Oct;586(7829):373-377

Sabine Hossenfelder is a theoretical physicist having a controversy with particle physicists, says wasting of time and money on recent theoretical and particle physics studies. She suggest correction