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Q: When was the INSAT-1B launched??
  • A. 1987
  • B. 1990
  • C. 1989
  • D. 1983
Correct Answer: Option D - INSAT-1B, the second in the INSAT-1 series was successfully launched by Space Shuttle of USA on August 30, 1983. It was stationed at 74ºE in place of INSAT-1A. It was the first operational satellite in the Indian National Satellite System (INSAT) series and provided telecommunication, broadcasting radio networking, weather observation and forecasting services. It was operational till July 1990 with all its 4375 two way vice or equivalent circuits in use.
D. INSAT-1B, the second in the INSAT-1 series was successfully launched by Space Shuttle of USA on August 30, 1983. It was stationed at 74ºE in place of INSAT-1A. It was the first operational satellite in the Indian National Satellite System (INSAT) series and provided telecommunication, broadcasting radio networking, weather observation and forecasting services. It was operational till July 1990 with all its 4375 two way vice or equivalent circuits in use.

Explanations:

INSAT-1B, the second in the INSAT-1 series was successfully launched by Space Shuttle of USA on August 30, 1983. It was stationed at 74ºE in place of INSAT-1A. It was the first operational satellite in the Indian National Satellite System (INSAT) series and provided telecommunication, broadcasting radio networking, weather observation and forecasting services. It was operational till July 1990 with all its 4375 two way vice or equivalent circuits in use.