Question

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Answer 1

Answer:

kings and Queens

the Islamic empire had achieved its excellence under the Ottoman turks in the 16th century they had expanded greatly in Central and West Asia during this period the Ottoman empire had concluded the war period the Ottoman empire had concluded the wall of middle East North Africa and had also penetrated into Europe and former Soviet Union the ottomans ruled over diver diverse people like Greek Arab slab and America Americans

Answer 2

Good morning bro...

Question

the speed of light in a medium is 2×10^8m/s, What is the absolute refractive index of the medium?

Answer

We know,

n= c/v

$= \frac{3 \times 10 ^{8} }{2 \times 10 ^{8} }$

$= 1.5 \times 10 ^{16}$

is the answer...

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