Question

The compound mirroscopse consists of two convex lenses of 5 cm and 20 cm focal length, then which of them will be object lens and eye piece?

Page 45 Chapter - 2.Reflection and Refraction

Answer 1

Answer:

objective lenght have small focal length

eye piece have larger focal length...

Answer 2

Dear Student,

◆ Answer -

• Focal length of objective lens = 5 cm
• Focal length of eye piece = 20 cm

● Explaination -

• In compound microscope, focal length of eye piece is always larger than focal length of objective lens.
• Therefore, focal length of objective lens is 5 cm and focal length of eye piece is 20 cm.

Thanks dear. Hope this helps you...