The instruments which provide electromagnetic radiation of specified wave length or a band of wave lengths to illuminate the earth surface are called:

Related MCQs

• 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:
• For C band Synthetic Aperture Radar (SAR) with Doppler band width of 1300 Hz, the coherence length loch is:
• Which one of the following statement is incorrect regarding the electromagnetic radiation?
• The spectral region of the electromagnetic radiation which passes through the atmosphere without much attenuation is known as:
• In case of reflection and refraction of electromagnetic radiation,
• Critical angle of electromagnetic radiation takes place if
• Electromagnetic radiation:
• Which on speed (C) of the electromagnetic wave is correct?
• According to the Snell's law if an electromagnetic wave is incident in a medium (refractive index n1) on another medium (refractive index m2);
• If electric permittivity and magnetic permeability of the medium are respectively and , then the velocity (Cm) of the electromagnetic wave in the medium is given by: