Question

parallel rays with a example​

Answer 1

Answer:

Parallel beam of sunlight are made to incident on solar cooker consisting of concave mirror so that the rays converge at focus point. 3. The rays enetering in our eyes converge on the retina.

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Example:

Rays coming out from burning candle.

Rays coming out from the car head light .

Rays coming out from light bulb.

Answer 2

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above both lines parallel. to be parallel the angle between 2 lines should be 180°. these lines are supposed to meet at infinity in optics