In a tilted aerial photograph, if the swing is 230�, then the rotation angle is

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Question
In a tilted aerial photograph, if the swing is 230�, then the rotation angle is equal to
Options
A. 140�
B. 130�
C. 50�
D. 25�

Correct Answer

130�

UPSC Civil Service Exam Questions problems

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2. A high efficiency pump is required for low discharge, high head and low maintenance cost. Delivery of water need not be continuous. The pump need not run at high speed. Which one of the following is the correct choice?
Options
A. Centrifugal pump
B. Reciprocating pump
C. Air lift pump
D. Hydraulic ram

3. A pin-jointed tower truss is loaded as shown in the given figure. The force induced in the member DF is
Options
A. 1.5 kN (tension)
B. 4.5 kN (tension)
C. 1.5 kN (compression)
D. 4.5 kN (compression)

5. The following steps are involved in laying a sewer in a trench :
1. Transferring the center line of the sewer to the bottom trench.
2. Setting sight rails over the trench.
3. Driving pegs to the level of the invert line of the sewer.
4. Placing the sewer of these steps is The correct sequence of these steps is
Options
A. 1, 2, 3, 4
B. 2, 3, 4, 1
C. 4, 2, 3, 1
D. 2, 3, 1, 4

8. Stud(s) of a common wooden partition
Options
A. are vertical wooden members
B. is the upper horizontal wooden member
C. is the lower horizontal wooden member
D. are the intermediate horizontal wooden members.

9. In case of multi-storeyed buildings, the forms to be removed first are
Options
A. sides of beams and girders
B. column forms
C. bottom of beams and girders
D. all the above at the same time.

10. Pick up the commonly adopted geophysical method in civil engineering from the following :
Options
A. the seisomic method
B. electrical resistivity method
C. gravitational method
D. magnetic method
E. both (a) and (b) of the above.

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