13.4 The Lens Eqaution

Question 1

The speed of light in turpentine is 2.31 x 10⁸ m/s. What is the index of refraction for turpentine?

Answer 1

d i=−13.8cm (virtual, upright image).

Question 2

Lens equation for a converging lens (focal length = 34 cm, object distance = 23 cm)

Answer 2

d i =46.4cm (real, inverted, magnified image).