Choose the correct letter. A student was asked to make a 365.24m long line using a 25m tape that is 0.0024m long. What is the required measurement? a. 365.21 b. 365.46 c. 365.28 d. 365.15
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- 4.b meters = 4.6 metersa. 72.38m b. 67.24m c. 59. 60m d. 44. 55mKINDLY DRAW THE REPRESENTATION WITH THE THREE HEELS Three hills A, B, and C are at elevations 135m, 146m, and 154m respectively above sea level. Distance AB is 3.9km while distance BC is 3.1km.a) Find the effect of curvature and refraction between A and B.b) Determine the effect of curvature and refraction between A and B.c) What would be the height of tower to be constructed at hill C so that the line of sight will clear hill B by 2.5m considering the effect of earth’s curvature and refraction?
- Convert and illustrate the azimuths from north to bearings: a) 34°00’26’’ b) 120°15’54’’ c) 91°11’20’’ d) 230°24’48’’Write the complete solution and illustration. 1. Assume the magnetic bearing of line AB read in 1878 was N26°15′E. The declination at the time and place was 7°15′W. In 2000, the declination was 4°30′E. Determine the magnetic bearing in 2000. 2. In a compass survey mode 50 years ago the observed magnetic bearing of a reference line XY was S50°18’E when the magnetic declination was 8°15’ East. Lately in 1986, a new survey was made and the declination in the same survey site changed to 12°10’ West. Determine the following descriptions of line XY: a) Its true bearing b) The azimuth from north and south c) Its new magnetic bearing d) The magnetic azimuth from south in 1986. 3. Convert the following azimuths to equivalent bearings AZn BC = 122°46’. 4. Compute the angle COD from the following set of lines whose magnetic bearings are given: OC, N 34°14’ E and OD, N 53° 22’ WIt is required to lay out a line on the ground 500 m. long. The 50 m tape used was 0.015 m longer at 18 kg. pull and at 30.618° C temperature. If the actual fieldwork will be done at temperature of 22° C and pull of 14 kg was applied being supported at both ends of tape, compute the correct distance to be laid out if the cross-sectional area of tape is 0.02 sq. cm. and weighs 0.686 kg.
- It is required to lay out a line on the ground 500 m. long. The 50 m tape used was 0.015 m longer at 18 kg. pull and at 30.618 Degrees Celsius temperature. If the actual fieldwork will be done at temperature of 22 Degrees Celsius and pull of 14 kg was applied being supported at both ends of tape, compute the correct distance to be laid out if the cross-sectional area of tape is 0.02 sq. cm. and weighs 0.686 kg.Perform the calculation 65 degree 6' - 17 degree 54'X = 294 Y = 92 A = 9 B = 4
- use x =70The final answer in letter b must be +0.0228 mm.Deflection Angle Traverse Given the bearing of each line of a closed traverse ABCDEF, determine the deflection angles of each line. Line Bearing AB S 46°17’ E BC N 23°28’ E CD N 78°55’ W DE S 56°42’ W EF S 13°00’ W FA N 76°05’ E * Sum of Deflection Angle = 360° * Note: EXPRESS YOUR ANSWER UPTO 3 DECIMAL PLACES. (Please answer this problem with accurate and proven solution. Thank u)