Question

Identify 'X' and 'Y' using the following information.

1) The process of acquisition of information about the physical characteristics of an object or phenomenon by measuring its reflected and emitted radiation at a distance, without making physical contact with the object, is called 'X'.
2) The process 'X' can be done with the help of 'Y'.

• A. X: Clustering; Y: Meteorites
• B. X: Remote Sensing; Y: Artificial Satellites
• C. X: Radiative process; Y: Comets
• D. X: Refracing; Y: Asteroids

Answer 1

The correct option is B X: Remote Sensing; Y: Artificial Satellites

Artificial satellites are human made satellites which orbit around the earth or other celestial objects. Artificial satellites are used for remote sensing, weather forecasting, TV broadcasting etc.