Optics Quiz True or False
Back
More
1.
A real image is an image that -> is right side up and has light rays passing through it
True
False
2.
Snell's law says that when light travels from one medium to the next -> if the index of refraction is lower in the first medium, the angle of incidence,
θ
1
will be larger than
θ
2
.
True
False
3.
Diffraction is -> is what causes virtual images to be formed
True
False
4.
. At what angle of incidence would light be refracted at 90° when it hits an object? -> the critical angle
True
False
5.
What is the critical angle for light traveling from a medium with a refractive index of 1.7 to one with a refractive index of 1.5? -> undefined
True
False
6.
The image height of an upside down image is defined to be ____. -> either positive or negative
True
False
7.
What is special about a plane mirror? -> both (a) and (b)
True
False
8.
Standing between the center of curvature and the focal point of the mirror,we see an upside down image of ourselves that is 6 times as tall as reality. What is the image distance when we stand 4 m from the mirror? -> -24 m
True
False
9.
An object is 60 cm away from a convex mirror, which has a radius of curvature of 25 cm. What is the image distance for this object? -> 0.21 cm
True
False
10.
When standing between the focal point and center of curvature of a concave mirror, what do we see? -> an upside down, enlarged, real image
True
False
Submit
Back
More
Cite This Page
×
Close
Cite This Source
Logging out…
Logging out...
You've been inactive for a while, logging you out in a few seconds...
W
hy's
T
his
F
unny?
CLOSE