Ray Optics and Optical Instruments: JEE Mains 2022, June 28 - Shift 1

Medium· Microscopes and telescopes· +4 / −1
The resolving power of a telescope for an aperture of 24.4 cm24.4\ \text{cm} and a wavelength λ=2440 A˚\lambda=2440\ \text{\AA} is :
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