Surveying The scale of a tilted photograph of focal length f taken from an altitude H, along the plate parallel through principal point is f/H cos ½θ f/H f/H sec θ f sec θ/H f/H cos ½θ f/H f/H sec θ f sec θ/H 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 cos z = sec φ . cos δ None of these sin z = sec φ . cos δ tan z = sec φ . cos δ cos z = sec φ . cos δ None of these sin z = sec φ . cos δ tan z = sec φ . cos δ ANSWER DOWNLOAD EXAMIANS APP
Surveying If the intercept on a vertical staff is ob-served as 0.75 m from a tacheometer, the horizontal distance between tacheometer and staff station is 75 m 7.5 m 25 m 50 m 75 m 7.5 m 25 m 50 m ANSWER DOWNLOAD EXAMIANS APP
Surveying If altitude bubble is provided both on index frame as well as on telescope of a theodolite, then the instrument is levelled with reference toi) altitude bubble on index frameii) altitude bubble on index frame if it is to be used as a leveliii) altitude bubble on telescopeiv) altitude bubble on telescope if it is to be used as a level The correct answer is both (ii) and (iii) both (i) and (iv) only (i) only (iii) both (ii) and (iii) both (i) and (iv) only (i) only (iii) ANSWER DOWNLOAD EXAMIANS APP
Surveying In a spherical triangle ABC right angled at C, sin b equals to sin c sin B tan c tan B sin c cos B cos c cos B sin c sin B tan c tan B sin c cos B cos c cos B ANSWER DOWNLOAD EXAMIANS APP
Surveying The meridian of a place is A semi-circle which passes through the place and is terminated at the poles A great circle passing through the place and the poles A great circle whose plane is perpendicular to the axis of rotation and it also passes through the place An arc of the great circle which passes through the place and is perpendicular to the equator A semi-circle which passes through the place and is terminated at the poles A great circle passing through the place and the poles A great circle whose plane is perpendicular to the axis of rotation and it also passes through the place An arc of the great circle which passes through the place and is perpendicular to the equator ANSWER DOWNLOAD EXAMIANS APP