Ask a New Question

Define concave lens, convex lens,

1)Which of the following objects can set fire to a piece of paper in the presence of sunlight?A)doulble concave lens B)convex
1. 2 answers
2. asked by Jon
3. 2,331 views
What type of lens is thicker in the center than at the edges?a reflecting lens a virtual lens a concave lens a convex lens
1. 1 answer
2. asked by mir
3. 209 views
1) A convex lens with a focal lenght of 4.0cm is placed 20.0cm from a concave lens with a focal lenght of 5.0cm. Find the
1. 2 answers
2. asked by Anonymous
3. 1,338 views
Convex and Concave LensesA lens is an object with a curved surface or surfaces. The curves help to bend visible light, which
1. 1 answer
2. 42 views
3) Find out the Focal length for the following lenses (in all cases, the lens is made of a glass with index of 1.5):a) Bi-convex
1. 0 answers
2. asked by Me
3. 309 views
Because a concave lens cannot form a real image of a real object, it is difficult to measure its focal length precisely. One
1. 0 answers
2. asked by Ted
3. 1,342 views
Convex and Concave LensesConvex and Concave Lenses A lens is an object with a curved surface or surfaces. The curves help to
1. 1 answer
2. 66 views
You have a converging (convex) lens and a diverging (concave) lens and the magnitude of the focal length of each lens is 38.5
1. 1 answer
2. asked by Drew
3. 1,614 views
Define concave lens, convex lens, optical density and refraction
1. 1 answer
2. asked by Mark Nobeh
3. 70 views
How does a concave lens differ from a convex lens?Responses A A convex lens is another way to describe a plane mirror; a concave
1. 1 answer
2. 49 views