Hey..!!

A Foxoyo User

- Level 0
- 0 %

Accuracy -

share

A object of lenght 4cm is placed at a distance 20cm from a c

A convex lens has a focal length of 30 cm. Calculate at what

The focal length and power of the combination of convex and

Two concave lenses of 60 cm focal length are cemented on eit

A convex lens of focal length 8 cm is to be used to form a v

If power of a convex lens is 5D then at what distance object

The power of the lens is 2.5D. What is the nature and focal

In a telescope the object glass of focal length 14 cm, is lo

If a concave lense have focal of 10 cm. At what distance sho

A thin concave and a thin convex lens are incontact.

The ra

The ra