Question

focal length of lens is +10.what is that lens​

Answer 1

Answer:

convex lens is the right answers

Answer 2

Answer:

$hello \: moto$

f = 1/10 = .1 m. i took it as meter cuz in this types of problems it is in meter. it is a convex lens becuz the focal length of a lens ...

The distance from the lens to the focal point is called the focal length. For converging lenses, the focal length is always positive