Do you speak a little English cuz I can’t help you if a can’t understand you
Answer:
d. It increases numerical aperture and maintains a uniform light speed.
Explanation:
In optical microscopes, various immersion mediums are used to improve or enhance the resolution. Immersion oils like cedar and Leica oils are one of those mediums which are used to improve resolution by increasing the numerical aperture and keeping the speed of light uniform.
Sun is the biggest mass in the ss
False, there are always pros and cons to research
I think it is B as 168/20
