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Question

The amount of energy reflected back by an object is called?

A
Reflectance
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B
Remote signature
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C
Spatial signature
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D
Electromagnetic signature
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Solution

The correct option is C Spatial signature
The amount of energy that is reflected by each object is called spatial signature of that object. Each object has its own characterisitc spatial signature. The sensors on a satellite detect and process this spatial signature and transmit the information to the terrestrial stations.

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