A spy satellite moves at a height of 50 km above the Earth s

Last updated: 6/27/2023

A spy satellite moves at a height of 50 km above the Earth s surface The minimum diameter of a telescope objective on board the satellite which can resolve objects separated by 2mm using a light of wavelength 600 nm is col A 18 3 m B 9 15 m C 18 3 cm D 9 15 cm