Question

8) The critical ongle in air for a particuler tvee of gless is 39 OP What is the spesd of light in this class glass in units of 10% m/s2 (c 3.00- 10 m/s A) 1.89 8) 2.00 C)197 D) 194 E)191 9 The wavelength of radio waves is larger thon thet of visible light A) true 8) false nal. For whet angles of incidence e of incidence 9 will A)0418 B) 41.8 C) 211 D)e 38.3 E)6 38.3 11) How far are you d 0750 m in front of a verticol plane mirrer2 A) 3.00 m 8) infinity C)0.375 m D) 0.750 m E)1.50 m 12) A obiect is 12 cm in front of a concove sphericol mirrer and the imags mirror What is the focal length of the mirror? A) 2.4 cm 8) 1.3 cm C) 0.25 cm D) 15 cm E)4.0 cm A) 3.0 cm B)0.99 cm C)5.0 cm D) 2.0 cm E) 4.0 cm 14) An object 4 charocteristics of the image? A) 10.0 cm on the same side of mirror, real, 6.0 times bigger B) 40.0 cm on the other side of mirror, virtual, 5.0times bigger C) 40.0 cm on the other side of mirror, real, 6.0 times bigger D) 10.0 cm on the other side of mirror, virtual, 10.0 times bigger E) 18.0 cm on the same side of mirror, virtual, 2.25 times bigger 15)In the fiqure the thin lens forms a real image of the object 94.0 cm from the object. What is t he fecal length of the lens2 Object E) 27.5 cm 9.70 c) 22.0 cm D) 25.5 cm 8) 86.0 cm A) 55.8 cm 35.0 cm→ 16) A thin converging lens is found to form on image of a distant building cm from the lens If on insect is now placed 16 cm from this lens, how far FROM THE INSECT will its image be formed2 Thin Leas 6) 32 cm D)72 cm C)64 cm 8) 48 cm A) 96 cm

Answer 1

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