Elements Of Remote Sensing
The interaction of the electromagnetic radiation produced with a specific wave length to illuminate a target on the terrain for studying its scattered radiance, is called:

Passive remote sensing
Neutral remote sensing
Active remote sensing
None of these

ANSWER DOWNLOAD EXAMIANS APP

Elements Of Remote Sensing
Which one of the following residual biases involves the GPS accuracy?

Signal propagation biases due to the sphere and troposphere propagation
Satellite dependent biases due to uncertainty in the orbital parameters of the satellite
All listed here
Receiver-dependent biases due to clock stability with line

ANSWER DOWNLOAD EXAMIANS APP

Elements Of Remote Sensing
Geodimeter is based on:

The visible light as carrier with frequency of the order of 5 × 1014 Hz
Propagation of infrared radiation
Propagation of modulated light waves
High frequency radio waves

ANSWER DOWNLOAD EXAMIANS APP