Test Preparation on JEE Mains Ray and Wave Optics Paper (I)-2018
1.
An astronomical telescope has a large aperture to [2002]
2.
If two mirrors are kept at 60° to each other, then the number of images formed by them is [2002]
3.
Electromagnetic waves are transverse in nature is evident by [2002]
4.
The wavelength of light used in an optical instrument is λl = 4000 Å and λ2= 5000Å, then ratio of their respective resolving powers (corresponding to λ1 and λ2) is [2002]
