Answer:
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Answer:
1.3636
Explanation:
Write the expression for the refractive index.
n=c/v
c= speed of light in air
v= speed of light in material
=(3×10^8 m/s)/(2.2×10^8 m/s)
=1.3636
1) 211m/s
2)240<span>°
3)759,600m or 759.6 km</span>
Answer:
D is the answer
Explanation:
6.45×7.44= 47.98800
Which if we round of we get 48m