Question

विश्व का सबसे पहला कृत्रिम उपग्रह कब भेजा गया?
(अ) 4 अक्टूबर 1957
(ब) 19 अप्रेल 1975
(स) 5 सितम्बर 1979
(द) 31 अक्टूबर 1980

Answer 1

Answer:

A) 4 October 1957

Explanation:

History changed on October 4, 1957, when the Soviet Union successfully launched Sputnik I. The world's first artificial satellite was about the size of a beach ball (58 cm.or 22.8 inches in diameter), weighed only 83.6 kg. or 183.9 pounds, and took about 98 minutes to orbit the Earth on its elliptical path.

I hope my answer is correct☑.