Question

pls answer the choose the best answer frnds ​

Answer 1

Answer:

which questions answers do you need

Answer 2

Answer:

1. a)A as more the refractive index of the material lesser will be the speed of light in that medium

2. a) f

3. a) a convergent beam of light

4. b) either positive or negative

5. b) infinity

6. c) -0.25m => -4 =1/d => d = -1/4 m = -0.25 m.

7. a) behind the retina

8. d) Bi focal lens

9. b) A concave lens of focal length 5cm

10. c) V > V > V

R G B