Question:

The first operational remote sensing satellite is:

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TIROS was among the earliest operational satellite systems used for remote sensing and meteorological observation.
Updated On: May 18, 2026
  • TRIOS
  • NOAA
  • GMS
  • SPOT
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The Correct Option is A

Solution and Explanation

Concept:
Remote sensing satellites are used to collect information about the earth surface and atmosphere from space.

Step 1: Identify the earliest operational satellite among options.

Among the given options, TRIOS/TIROS is considered the earliest operational remote sensing satellite series.

Step 2: Compare with other satellites.

NOAA, GMS and SPOT were later satellite systems used for weather and earth observation purposes.

Step 3: Final answer.
\[ \therefore \text{Correct Answer is (A)} \]
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