Medium· Microscopes and telescopes· +4 / −1
The resolving power of a telescope for an aperture of and a wavelength is :
A parallel beam of light is allowed to fall on a transparent spherical globe of diameter 30\ cm and refractive index 1.5 . The distance…
JEE Mains 2022 June 29 Shift 1 · Hard
The speed of light in media A and B are 2.0×10^10\ cm/s and 1.5×10^10\ cm/s respectively. A ray of light enters from the medium B to A at…
JEE Mains 2022 June 29 Shift 2 · Medium