10.

11.

12.

18.

14.

38.

16.

17.

18.

A column, hinged at both ends, is having an unsupported length of 8 m,
second moment of area Iyy =400cm®, Iy =120 cm* and area of cross-section 30 cm®.
The slenderness ratio of the column is equal to:

മു 150 (9) 120

(2) 180 D) 82.2

Find the pressure represented by a column of 10 cm of water if specific weight of
water is taken as 10 kN/m3 :

(A) 1kN/m? (B) 1000 kN/m?

(0) 12೫/೧2 (D) 100 kN/m?
The flow of a liquid at constant rate in a uniformly tapering pipe is :

(A) Steady, uniform flow (B) Unsteady, uniform flow

(C) Steady, non-uniform flow (D) Unsteady, non-uniform flow
The line joining the piezometric heads at various points in a flow is known as the :

(A) Total energy line (B) Hydraulic Gradient line

(C) Datum (D) None of the above

A jet of water coming out of a nozzle with velocity 50 m/s is having cross sectional
area of 20 em2 The jet is directed against a fixed flat plate held normal to the jet.
Find the force exerted on the plate :

(A) 5000 N ൫ 2000 N

(C) 5000 kN त) 200N

In a hydraulic jump occurring in a horizontal rectangular channel the sequent depths
are 0.5 m and 1.5 m. The energy loss in this jump is:

(^) 1m (B) 1.56m
€) 2m യ 0.88 का
The evaporation through plants and from the surrounding soil together 15 ೧81106 :
(^) Infiltration (B) Interception
(C) Evapotranspiration (D) Transpiration

Find the delta for a crop if the duty for a base period of 100 days is 4320 hectares per
cumec :

മു 0112 (8) 0.2
(ಲ) 04m D) 1m

In the single point method of finding the mean velocity across a vertical in a stream,
if y is the depth of flow, the velocity is measured above the stream bed at :

(A) 06y (B) 02y

(C) 08y യ 04y

5 013/2020