A ray of light is travelling in a direction perpendicular to the boundary of a parallel glass slab. The ray of light is

The ray of light does not get refracted.

Explanation:

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radiative zone

explanation    

radiative zone is the layer of the sun which energy is transferred away from the core by radiation. although, the core is the only part of the sun that produces an appreciable amount of heat through fusion. in fact, 99% of the energy produced by the sun takes place within 24% of the sun's radius.

answerpeople organize large projects such as levee-building;