why ray always travel in straight line like a light ?????
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sun ray travel in a straight line
CPMsaptron:
for light ray
ohh gases are not an obstacle
no
okk
you are genious
ans is very detailing u not able to understand
answer is Fermat principle of least time
okk fool bye with answer
light travel in straight line according to the situation
Answered by
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If you're talking rays of light, the don't always travel in a straight line, and in that answer a whole nother set of laws of physics is needed.
Just ask Albert Einstein
Just ask Albert Einstein
you are a girl or boy
answer is Fermat principle of least time
ok fool bye with answer
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