Elements of Remote Sensing Questions

• The solid angle subtended by the sphere is :
• Assuming n as the frequency of radiation, n0 as the threshold frequency and k as a constant, the energy of the photo-electrons (E) is related as
• The various stages of formation of snow are listed below : 1. Formation of ice crystals 2. Formation of snow pallets 3. Formation of snow flakes 4. Formationof snow crystals 5. Formation of rimed crystals Which one of the following sequences is correct?
• Remote sensing techniques are being usefully employed for the purpose of: