WebThe simplest way to measure the mass of a photon is to measure electric fields produced by charged particles. It turns out that if the photon had a mass, it would change the way … WebRegardless of the photon generator characteristics, onboard photon rockets powered with nuclear fission and fusion have speed limits from the efficiency of these processes. Here it is assumed that the propulsion system has a single stage. Suppose the total mass of the photon rocket/spacecraft is M that includes fuels with a mass of αM with α < 1
Why is light pure energy? - Science Questions with Surprising Answers
WebExperimental checks on photon mass. Current commonly accepted physical theories imply or assume the photon to be strictly massless. If the photon is not a strictly massless particle, it would not move at the exact speed of … WebNov 16, 2024 · However, light does bend when travelling around massive bodies like neutron stars and black holes. This is explained by Einstein’s theory of general relativity. We are all familiar with massive objects being influenced by gravity. For instance, think of a planet orbiting the sun. As the planet moves, a centripetal force acts on it, which ... philosophy uol
Does Energy Have Mass: Why, When, How, Why Not (13 Simple …
WebThe individual photon shot from its laser, travels forward toward the double slit.. (the crystal/entangled photon experiment array works for this too..) So.. it IS a particle.. but a unobserved potential particle traveling the speed of light.. (by Einstein’s relativity definition it’s mass is infinite.. but to the photon, which has no mass.. WebDespite photons having no mass, there has long been evidence that EM radiation carries momentum. (Maxwell and others who studied EM waves predicted that they would carry momentum.) ... Calculate the momentum of a visible photon that has a wavelength of 500 nm. (b) Find the velocity of an electron having the same momentum. (c) What is the … Web121K subscribers in the AskPhysics community. A subreddit to draw simple physics questions away from /r/physics. Ask away. philosophy uog