Light - Study Mode
[#166] The lens which is thin in the middle and thick at its periphery is called as?
Correct Answer
(A) Concave lens
[#167] The principle due to which circular patches of light is seen under a tree during day time is similar to that of image formation by a
Correct Answer
(B) pinhole
[#168] . . . . . . . . is used in periscope.
Correct Answer
(A) plane mirror
[#169] Which of the following statement(s) is/ are correct for critical angle? 1. Refractive angle is 90°. 2. Light ray goes from rarer to denser medium. 3. Light ray goes from denser to rarer medium.
Correct Answer
(B) Only 1 and 3
[#170] The image for a plane mirror is:
Correct Answer
(A) virtual and laterally inverted