A. Focal length
B. Flying height
C. Ground elevation
D. None of these
Related Mcqs:
- If flying height of a spacecraft is H, the length of air base is B and the parallax difference between two points is dp, then the difference in height___________________?
A. h = dp/(B/H)
B. h = (B/H) dp
C. h = dp/(H/B)
D. h = (H/B) dp - Pick up the correct statement from the following ?
A. For the same feature, the photograph taken from the satellite vertically above the aircraft, the height displacement is lesser than the aerial photograph
B. The scale of the aerial photograph depends upon the scale of the topography
C. The feature at the principal point has no height displacement
D. All of the above - Pick up the correct statement from the following ?
A. In remote sensing technique, the observation place, is called a platform
B. Platforms may be either stationary or mobile
C. Spatial resolution of the imaging system becomes poorer with increase of platform height
D. All of these - Which one of the following statements is correct regarding the GPS satellites ?
A. The nominal altitude is about 20,200 km
B. The inclination of axis satellite is 55°
C. The satellite transmits two L band signals (L1 with 1575.42 MHz and L2 with 1276.6 MHz)
D. All of these - Which one of the following helps to identify the objects on the earth surface ?
A. Atmospheric window
B. Signature
C. Radiometric error
D. None of these - Which one of the following quantities forms the basis of radiometry ?
A. Radiant energy (Q)
B. Radiant flux (Φe )
C. Radiant intensity (I)
D. All of these - Which one of the following errors is produced by platform characteristics of the sensor ?
A. Altitude variation
B. Altitude
C. Orbit drift
D. All of these - 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?
A. Height displacement of A will be less than that of B
B. Height displacement of B will be less than that of A
C. Height displacement of A and B is equal
D. Height displacement of A and B will be towards each other - Which one of the following attributes is not associated with digital maps_______________?
A. Colour
B. Symbology
C. Legends
D. South arrow - Pick up the correct statement from the following ?
A. Phase of a wave is expressed as a fraction of a period with respect to a reference
B. Phase is usually specified by angular measure with one period being 360°
C. The reference for finding the phase of a wave is taken from the previous passage through zero from the negative to the positive direction
D. All of these
