Mht Cet
Ray Optics
MHT CET 2023 10th May Evening Shift
MCQ+1 / -02023
Two lenses of power \(-15 \mathrm{D}\) and \(+5 \mathrm{D}\) are in contact with each other. The focal length of the combination is
Mht Cet
MHT CET 2023 10th May Evening Shift
Two lenses of power \(-15 \mathrm{D}\) and \(+5 \mathrm{D}\) are in contact with each other. The focal length of the combination is