A Lens of Flint Glass Index of Refraction of 1

question 114

Multiple Choice

A lens of flint glass index of refraction of 1.60) has a concave surface with radius 12 cm and a convex surface with radius 10 cm, respectively. The focal length of this lens is

• A) 100 cm,
• B) -100 cm,
• C) 9.1 cm,
• D) -9.1 cm,
• E) 14.5 cm,

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