Question

Sun's rays are observed to focus at a point behind a lens. What kind of lens was used?

Answer 1

Explanation:

THE TYPE OF LENSE USED MUST BE CONVERGING LENSE OR WE CAN SAY A CONVEX LENS........

SINCE LIGHT RAYS COMING FROM SUN ARE ASSUMED TO BE PARALLEL SO AS TO FOCUS AT A POINT WE NEED CONVERGING LENS THAT IS CONVEX LENS.....

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Answer 2

Answer: Converging lens

Explanation:

  The converging lens is the type of lens that are used when the sun's rays are basically observe to the focus at one point behind the lens as the lens are basically curved from the both the ends.

So, that is why the sun's rays are coming at the same point. Converging lens is also known as convex lens. The converging lens basically produced the real image by converting the light ray into the convergent ray.