Surveying With standard meridian as 82° 30' E the standard time at longitude 90° E is 8 h 30 m. The local mean time at the place will be 7 h 30 m 7 h 00 m 9 h 00 m 8 h 00 m 7 h 30 m 7 h 00 m 9 h 00 m 8 h 00 m ANSWER DOWNLOAD EXAMIANS APP
Surveying If ‘δ’ is the declination of the star and ‘φ’ is the latitude of the observer, then the azimuth of the star at elongation is given by sin z = sec φ . cos δ None of these cos z = sec φ . cos δ tan z = sec φ . cos δ sin z = sec φ . cos δ None of these cos z = sec φ . cos δ tan z = sec φ . cos δ ANSWER DOWNLOAD EXAMIANS APP
Surveying Pick up the incorrect statement from the following. In a spherical triangle Every angle is less than two right angles Sum of the three angles less than six right angles and greater than two right angles Sum of any two sides is greater than the third Sum of the three angles is equal to two right angles Every angle is less than two right angles Sum of the three angles less than six right angles and greater than two right angles Sum of any two sides is greater than the third Sum of the three angles is equal to two right angles ANSWER DOWNLOAD EXAMIANS APP
Surveying The displacement of the pictured position of a point of h elevation on a vertical photograph taken with a camera of 30 cm focal length, from an altitude of 3000 m, is 5.5 mm 4.4 mm 6.5 mm 7.5 mm 5.5 mm 4.4 mm 6.5 mm 7.5 mm ANSWER DOWNLOAD EXAMIANS APP
Surveying The size of a plane table is 750 mm × 900 mm 450 mm × 600 mm 300 mm × 450 mm 600 mm × 750 mm 750 mm × 900 mm 450 mm × 600 mm 300 mm × 450 mm 600 mm × 750 mm ANSWER DOWNLOAD EXAMIANS APP
Surveying In the prismatic compass the graduated circle is fixed to the box and the magnetic needle always remains in the N-S direction the magnetic needle moves with the box the line of the sight does not move with the box the magnetic needle and graduated circle do not move with the box the graduated circle is fixed to the box and the magnetic needle always remains in the N-S direction the magnetic needle moves with the box the line of the sight does not move with the box the magnetic needle and graduated circle do not move with the box ANSWER DOWNLOAD EXAMIANS APP