Light travels in straight lines. In which of the following is this principle manifested? I. Pinhole camera II Formation of shadows III. Diffraction of light IV. Occurrence of eclipse
a
I and III only
b
II and III only
c
I, II and III only
d
I, II and IV only
e
I, II, III and IV
Explanation
Correct Option
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Discussions (12)
regikene
5 years ago
the answer should be D......diffraction of light has nothing to do with light traveling in a straight line...take note
Covytread
2 years ago
The selected answer is wrong because when light is diffracted it doesn't travel in a straight line again.
BELL55
9 years ago
The 2hrs 45mins practice i did dnt knw wat happen couldnt check the result nd the exam was cut off wen the time is almst up' why??
