Answers A+ Graded
30 .degrees .- .CORRECT .ANSWER-A .ray .of .light .is .incident .on .a .plat .mirror .with
.an .incident .angle .of .30 .degrees. .What .best .represents .the .location .of .the
.image .in .the .flat .mirror?
67 .degrees .- .CORRECT .ANSWER-A .ray .of .light .travels .form .water .to .air. .The
.angle .of .insident, .as .depicted .in .this .figure, .is .45 .degrees. .What .is .the
.refracted .angle? .(water .has .an .index .of .refraction .of .n=1.3)
2 .x .10 .^8 .m/s .- .CORRECT .ANSWER-the .speed .of .light .in .a .vacuum .is .3x .10^8
.m/s. .Glass .has .an .index .of .refraction .of .n=1.5. .What .is .the .speed .of .light .in
.glass?
the .light .is .bent .away .from .the .normal .- .CORRECT .ANSWER-What .happens
.when .light .passes .from .a .medium .with .higher .index .of .refeaction .to .a .medium
.with .a .lower .index .of .refraction, .for .example .from .n1= .1.3 .to .n2= .1.0?
12 .cm .- .CORRECT .ANSWER-If .the .object .distance .(p) .is .30 .cm .and .the .image
.distance .(q) .is .20 .cm .and .the .image .is .inverted, .what .is .the .focal .length .of .the
.lens?
closer .to .- .CORRECT .ANSWER-Spherical .aberration .occurs .when .light .rays
.passing .through .the .outer .edge .of .the .lens .are .focused .__________________
.the .lens .than .rays .passing .through .the .center .of .the .lens.
upright, .smaller .- .CORRECT .ANSWER-A .thin .lens .produced .an .image .with .a
.magnification .of .+0.5. .What .does .this .mean .compared .to .the .original .object?
2 .- .CORRECT .ANSWER-I .have .an .object .that .is .2 .cm .high. .I .observe .it .to .be .4
.cm .high .the .a .magnifying .glass. .what .is .the .magnitude .of .the .magnification?