Solved

A Plano-Concave Lens Has R1 = 15 Cm and Is

Question 21

Multiple Choice

A plano-concave lens has r<sub>1</sub> = 15 cm and is constructed of a material with refractive index of 1.5. The focal length of the lens is A) -15 cm B) 15 cm C) -30 cm D) 30 cm E) None of these is correct. A plano-concave lens has r1 = 15 cm and is constructed of a material with refractive index of 1.5. The focal length of the lens is


A) -15 cm
B) 15 cm
C) -30 cm
D) 30 cm
E) None of these is correct.

Correct Answer:

verifed

Verified

Unlock this answer now
Get Access to more Verified Answers free of charge

Related Questions

Q4: A positive lens has a focal length

Q14: A concave-convex lens of flint glass has

Q18: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB6081/.jpg" alt=" The image of

Q23: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB6081/.jpg" alt=" A double-convex lens

Q24: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB6081/.jpg" alt=" Thin converging lenses

Q25: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB6081/.jpg" alt=" White light falls

Q26: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB6081/.jpg" alt=" The data in

Q43: A double-convex lens is made of glass

Q49: You have two lenses for making a

Q68: A jeweler's loupe (magnifying glass)has a focal