0 of 7 Questions completed
Questions:
You have already completed the quiz before. Hence you can not start it again.
Quiz is loading…
You must sign in or sign up to start the quiz.
You must first complete the following:
0 of 7 Questions answered correctly
Your time:
Time has elapsed
You have reached 0 of 0 point(s), (0)
Earned Point(s): 0 of 0, (0)
0 Essay(s) Pending (Possible Point(s): 0)
A lens form an image as the result of the
A thicker lens has a higher power.
The lower the power of a lens, the shorter the focal length of the lens.
In figure above, there are 4 light rays P, Q and R passing through a concave lens. Which of the light path is incorrect?
In figure above, there are 3 light rays P, Q and R pass through a concave lens. Which light path is incorrect?
The figure shows, in an experiment, a card is used to block half of the aperture of a lens. Which of the following is correct about this experiment.
Match the position of the object with its application in optical instruments.
u = object distance
f = focal length
u > 2f
|
|
u = 2f
|
|
f < u < 2f
|
|
u = f
|
|
u < f
|
|