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- Question
H is the flying height above mean ground level and f is the principal distance of a vertical photograph. The mean scale of the photographs is
Options- A. H . f
- B.
- C.
- D. H + f
- E. none of these.
- Correct Answer
-
- 1. The declination and right ascension of the sun are each equal to zero on
Options- A. March 21
- B. June 21
- C. September 21
- D. December 22. Discuss
- 2. Pick up the correct statement from the following :
Options- A. the sun's right ascension increases for 0 h to 24 h when it returns to the First point of Aries
- B. the maximum declination of the sun increases up to 23
° N on about 21st June - C. the minimum declination of the sun is zero' on 22nd September
- D. the maximum declination of the sun is about 23° S on 21st December
- E. all the above. Discuss
- 3. The point at which sun's declination changes from north to south, is known as
Options- A. first point of Aeries
- B. first point of Libra
- C. vernal Equinox
- D. autumnal Equinox
- E. both (b) and (d) of the above. Discuss
- 4. Pick up the in-correct statement from the following :
Options- A. Apparent solar time is measured from the lower transit of the true sun
- B. Mean solar time is measured from the lower transit of the mean sun
- C. Sidereal time is measured from the lower transit of the first point of Aries
- D. Sidereal time is measured from the upper transit of the first point of Aries. Discuss
- 5. For plane ground the scale of a vertical photograph will be same as that of a tiled photograph along the photo parallel through
Options- A. isocentre
- B. plumb point
- C. principal point
- D. none of these. Discuss
- 6. From the principal point the horizon point lies on the principal line at a distance of
Options- A. f tan ?
- B. f sin ?
- C. f cot ?
- D. f cos ?. Discuss
- 7. Struts are load carrying members of a frame structure which are subjected to
Options- A. axial tension loads
- B. axial compressive loads
- C. torsional loads
- D. transverse loads. Discuss
- 8. The tensile force required to cause an elongation of 0.045 mm in a steel rod of 1000 mm length and 12 mm diameter, is (where E = 2 x 106 kg/cm2)
Options- A. 166 kg
- B. 102 kg
- C. 204 kg
- D. 74 kg Discuss
- 9. The phenomenon of slow extension of materials having constant load, i.e. increasing with the time is called
Options- A. creeping
- B. yielding
- C. breaking
- D. none of these. Discuss
- 10. The law which states, "within elastic limits strain produced is proportional to the stress producing it", is known as
Options- A. Bernoulli's law
- B. Stress law
- C. Hooke's law
- D. Poisson's law
- E. none of these. Discuss
Advanced Surveying problems
Search Results
Correct Answer: March 21
Correct Answer: all the above.
Correct Answer: both (b) and (d) of the above.
Correct Answer: Sidereal time is measured from the upper transit of the first point of Aries.
Correct Answer: isocentre
Correct Answer: f tan ?
Correct Answer: axial compressive loads
Correct Answer: 102 kg
Correct Answer: creeping
Correct Answer: Hooke's law
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