Elements Of Remote Sensing
Who coined the term, ‘Remote sensing’.

Wilbur Wright, an Italian scientist
Evelyn L. Pruitt, a geographer
None of these
Gaspard Felix Tournachon, a French scientist

ANSWER DOWNLOAD EXAMIANS APP

Elements Of Remote Sensing
According to the Snell's law if an electromagnetic wave is incident in a medium (refractive index n₁) on another medium (refractive index m₂);

Neither (A) nor (B)
Both (A) and (B)
The angle of incidence is equal to the angle of refraction
The angle of refraction (θr) is given by sin θ₂ = (n₁/n₂) sin θi

ANSWER DOWNLOAD EXAMIANS APP