Elements Of Remote Sensing MCQ Questions & Answers | Civil Engineering Page-1 section-2

1.
Pick up the correct statement from the following:

A. The refractive index of a medium varies according to the wavelength of the radiation

B. The variation of the refractive index with wave length, is called dispersion

C. The splitting of colors of white light by passing through a prism is caused due to dispersion

D. All of these

A. The surface defined by the locus of points having same phase, is called a wave front

B. The wave whose surface of constant phase are parallel planes, is known as a plane wave

C. The relative phase difference between the waves is important and not the absolute phase of a point on the wave

D. All of these

A. Topology describes the geometric characteristic of objects which do not change under transformations and are independent of any coordinate system

B. Topological characteristics of an object are independent of scale measurement

C. The three elements of topology are adjacency, containment, and connectivity

D. All of these

A. When the electric field oscillates in the direction of the electric vector, a plane polarised wave is formed

B. When the electric vector is in the plane of incidence, vertical polarisation is formed

C. When the electric vector is at right angles to the plane of incidence, horizontal polarization wave is formed

D. All of these

A. Hertz's law

B. Ampere Maxwell's law

C. Faraday's law

D. Kirchoff’s law

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