The satellite mission for which of the following satellites is oceanographic studies, to study ocean circulation and sea surface elevation?
Answer & explanation
Correct answer: option 2
The correct answer is Option (2) → SARAL
SARAL (Satellite with ARgos and ALtiKa) is a joint satellite of ISRO and CNES, the French space agency, built for oceanographic studies. Its AltiKa altimeter measures the height of the sea surface, from which ocean currents, wave heights and sea level are studied, and its Argos system collects data from buoys and tracking beacons. It was launched by PSLV-C20 on 25 February 2013.