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
80278 m') see
8:522 my see
‏ع اہ قح‎
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
Couseful storage + surcharge storage + valley storage
D:-surcharge storage - valley storage

Correct Answer: Option ®

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

436%
B:-64%
72%
D:128%
Correct Answer:- Option-C
Question15:-Select the permanent adjustments of Surveyor's compass from the following :
1 Adjustment of levels
ii Adjustment of sight vanes
ili, Adjustment of eye vanes
iv. Adjustment of needle
‘Aciand iionly
Beil and iv only
ois ti and ii
Dei, ti and iv
Correct Answer:- Option-D
Question16:-The telescope of a theadolite is mounted on
೫10೧1೦೧ axis
B:-Clipping arm
Ceindex arm
D:Vertical circle
Correct Answer:- Option-é
Question 7:-Select the optical defects of a single lens from the following :

i. Spherical aberration
ii. Chromatic aberration

ii, Coma

iv, Astigmation
Aci, iiiand iv
8:1, 11 806 iv

Ceili and iv only
Dell of the above (i, iliand iv)
Correct Answer: Option-D

वि 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: Option ®