Q. If electric permittivity and magnetic permeability of the medium are respectively ε and μ, then the velocity (Cm) of the electromagnetic wave in the medium is given by :

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Q. According to the Snell's law if an electromagnetic wave is incident in a medium (refractive index n1) on an other medium (refractive index m2);

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Q. Which one of the following statements is correct ?

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Q. The refractive index of the ocean water:

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Q. The arrangement of terrain features which provides attributes: the shape, size and texture of objects, is called :

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Q. Electromagnetic radiation :

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Q. Pick up the important characteristic of a target which facilitates its identification from the following:

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Q. A and B are two towers of equal height diametrically opposite on either side of the nadir point, at 3 km and 5 km distances. Which one of the following statements is correct?

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Q. Remote sensing techniques makes use of the properties of-----emitted, reflected or diffracted by the sensed objects:

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Q. Which one of the following parameters is accurate for DGPS.

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Q. The most widely used antenna in GPS is

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Q. Which one of the following statements regarding remote sensing is correct.

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Q. Which one of the following residual biases involves the GPS accuracy ?

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Q. Pick up the correct definition from the following with response to GIS.

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Q. Which one of the following errors is produced by platform characteristics of the sensor ?

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Q. The coherence length over which there is a strong relationship between amplitudes is;

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Q. "An Electromagnetic wave falls on to a boundary between two loss less homogeneous media with different refractive indices, a part of the wave is reflected back to the incident medium and the rest is transmitted on to the second media". This phenomenon is known as :

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Q. The various stages occuring in GPS system are described below :

1. Generation of an output to the user
2. Detection of the GPS signal
3. Processing the data in the built-in-computer
4. Decoding the GPS signal.

The correct sequence of the stages is :

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Q. The reflection of solar energy is characterised by the water content in the leaf, in the reflective optical infrared:

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Q. Which one the following is a correct statement?

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