Question

A teacher sets up the stand carrying a convex lens of focal length 15 cm at 42.7 cm mark on the optical bench. He asks four students A, B, C and D to suggest the position of screen on the optical bench so that a distinct image of a distant tree is obtained almost immediately on it. The position suggested by the students were as: (i) 12.7 cm   (ii) 29.7 cm    (iii) 57.7 cm    (iv) 72.7 cm The correct position of the screen was suggested by
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Answer 1

Answer:

iv

Explanation:

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Answer 2

Answer:

Assimilation, in anthropology and sociology, the process whereby individuals or groups of differing ethnic heritage are absorbed into the dominant culture of a society. ... As such, assimilation is the most extreme form of acculturation.