--> . . 11

 


>> . 11 .

4.

 


4. 1926 . (18521931). . , 35 . , , (. 123).

, , , 1/8 . , , = 299 895 30 /.

5. . , , 1972 . 0,2 /. = 299 792 456,2 /.

= 299 792 458 /.

1. , ?

2. и ?

3. ; ?

4. 35 ?

    24

, - .

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