List of top Questions asked in AP PGECET

What is the minimum number of satellites needed for a GPS receiver to determine its position precisely?

Which technique is not used for interpolating continuous data?

Conversion of raster image into vector data is known as:

Which topological element represents start and end points of an arc?

Which database structure is most used in GIS to link spatial and non-spatial data?

Quad tree structure is related to:

In GIS, what does the object-based model represent?

Repetitivity of satellite data refers to:

The satellites used for weather monitoring and communication at an altitude of 36000 km is called:

Chandrayaan-3's Vikram-Pragyan mission is significant because:

An oblique photograph is characterised by:

Which statement correctly distinguishes the geoid from an ellipsoid?

What is the scale of cadastral maps?

Which radiometric quantity represents power per unit area received from a surface per unit solid angle?

Resourcesat-2 LISS-IV Indian satellite has a multispectral spatial resolution of:

An Orthophoto differs from a normal aerial photograph because:

If the wavelength of electromagnetic radiation increases, its energy will:

Which of the following is a horizontal datum?

Sandy soils generally have:

Which optical scanner has a rotating scan mirror to scan the Earth perpendicular to the satellite track?

Sun-synchronous satellites orbit at an altitude of \rule{1cm{0.15mm} km from the Earth.}

Which type of scattering is dominant when the wavelength of electromagnetic radiation is much larger than the size of atmospheric particles?

Which satellite platform is best suited for global mapping and Earth resource surveys with high spatial resolution?

At a particular wavelength, if the reflectance of a body is \(0.4\), absorptance is \(0.5\), what is the transmittance for the same wavelength?

Which combination correctly represents the primary mechanisms through which electromagnetic radiation (EMR) interacts with matter in remote sensing?