257°
D:-180°
Correct Answer: Option-C
Question12:-The equilibrium discharge for an S-curve derived from 4 hr unit hydrograph with a basin area of 400 km*is
‏اث 278ھ‎ see
8:522 1 see
(2222 mm’) see
D:-1172 m') see
Correct Answer: Option:
Question13:-For a flood control reservoir, the effective storage is equal to
Acuseful storage + surcharge storage
B:-useful storage + surcharge storage - valley storage
ടയ storage + surcharge storage + valley storage
D:-surcharge storage - valley storage

Correct Answer: 8

Question14:-In a certain irrigation project, in a given year, 72% and 56% of the cultarable command area remains urvirrigated in Kharif and Rabi seasons, the intensity of irrigation for
that project is

36%
B:-64%
72%
5:896
Correct Answer: Option-C
Question15:-Select the permanent adjustments of Surveyor's compass from the following :
i, Adjustment of levels
ii Adjustment of sight vanes
ili, Adjustment of eye vanes
iv. Adjustment of needle
Aciand iionly
8:11 and iv only
eis ti and i
Dei. ti and iv
Correct Answer:- Option-D
Question16:-The telescope of a 0700001 is mounted on
‘AcTrunnion axis
B:-Clipping arm
Ceindex arm
D:vertical circle
Correct Answer:- ೦೧000
Question 7:-Select the optical defects of a single lens from the following :

1: Spherical aberration
ii. Chromatic aberration

ii, Coma

iv, Astigmation
Aci, ॥ ‏همه‎ iv
8:1, iii and iv

Ceili and iv only
Dell of the above (1 0, 11 2೧ರ iv)
Correct Answer: Option-D

व process of taking levels on each side of a main line at right angles to that line, in order to determine a vertical cross-section of the surface of the ground is known as
A: Profile levelling
B:-Cross-sectioning
C-Reciprocal levelling
D:-Fly levelling

Correct Answer: 8