Satellite Orbits » Exercise – 1
18. Sputnik I was orbiting the earth in :
(a) 24 days
(b) 24 hours
(c) 5 hours
(d) 90 minutesSubject Name : Communication Engineering Exam Name : IIT GATE, UPSC ESE, RRB, SSC, DMRC, NMRC, BSNL, DRDO, ISRO, BARC, NIELIT Posts Name : Assistant Engineer, Management Trainee, Junior Engineer, Technical Assistant Electronics & Communication Engineering Books
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