Ray Optics · Optical instruments
In a microscope of tube length 10 cm two convex lenses are arranged with focal length of 2 cm and 5 cm. Total magnification obtained with this system for normal adjustment is . The value of is
- (1)2
- (2)5
- (3)3.5
- (4)4
Video solution coming soon
We're animating every PYQ step by step. Subscribe to get them first.
See the full 24 Jan 2026, Shift 1 paper
More on Optical instruments
- 21 Jan 2026, Shift 1 · Q25In a microscope the objective is having focal length f0 = 2 cm and eye-piece is having focal length fe = 4 cm. The tube length is 32 cm.…
- 4 Apr 2026, Shift 1 · Q19A telescope with objective diameter R is used to observe a distant star emitting light of wavelength 500 nm, at a resolution of 5×10-7…