Question

An object is placed in front of a mirror and an image of it is formed at the object itself. The mirror mentioned in

question is a convex mirror.

10. A concave mirror can produce both real and virtual images.

11.Light travels faster in glass than in air.

12.A lens that is thicker at the middle than at the edge is a diverging lens

true or false ​

Answer 1

Answer:

first one :- false

second one :- true

third one :- false

these are correct answer

Answer 2

Answer:

10) false

11) true

12) false

I hope it helps you dear❤...