Q. With reference to Einstein Ring, consider the following statements;
1.It is created when the light from a galaxy or star passes by a massive object en route to the Earth.
2.So far, the Einstein Ring is not yet discovered and is still a theoretical concept.
Which of the statements given above is/are correct?
Answer: A
Notes:
Statement 1 is correct: It is created when the light from a galaxy or star passes by a massive object en route to the Earth.
Statement 2 is incorrect: Recently, The James Webb Space Telescope has captured an image of an almost perfect “Einstein ring.” The James Webb Telescope discovered an Einstein Ring formed from the light of a distant galaxy SPT-S J041839-4751.8, which is around 12 billion light-years away from our planet, which also makes it one of the oldest galaxies in the universe.
Source: Indian Express
