JEE Main & Advanced
Physics
Ray Optics
JEE PYQ-Ray Optics
question_answer
Two stars are 10 light years away from the earth. They are seen through a telescope of objective diameter 30cm. The wavelength of light 600 nm. To see the stars just resolved by the telescope, the minimum distance between them should be (1 light year \[=9.46\times {{10}^{15}}\]m) of the order of: [JEE ONLINE 10-04-2016]