Q. Rayleigh's criteria for a rough surface is: (where letters carry their usual meanings).

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Q. Pick up the correct statement from the following :

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Q. The basic requirement of any sensor system, is :

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Q. Which one of the following helps to identify the objects on the earth surface ?

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Q. The spectral region of the electromagnetic radiation which passes through the atmosphere without much attenuation is known as:

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Q. Which one of the following statements is correct?

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Q. The remote sensing techniques applied for the earth's surface features, is generally confined to the following wave lengths :

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Q. The changes in the reflectivity/emis-sivity with time, is called :

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Q. Pick up the correct statement from the following:

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Q. Which one of the following factors does not affect the scale of the air photographs :

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Q. While propagating through homogeneous, isotropic media,

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Q. Which one of the following statements is correct?

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Q. 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:

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Q. The normal altitude of GPS satellite is about

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Q. Repetitive observations of the same area at equal interval of time, are useful to monitor the dynamic phenomena :

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Q. Orbital radius of GPS satellites is approximately:

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Q. A passive sensor uses :

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Q. The infrared portion of EMR lies between

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Q. Who coined the term, 'Remote sensing'.

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Q. For C band Synthetic Aperture Radar (SAR) with Doppler band width of 1300 Hz, the coherence length lcoh is:

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