68.

69.

70.

71.

72,

73.

74.

75,

The best type of ballast is :
{A) pranite (B) sandstone (€) limestone (1) quartzite

A small reflecting instrument is used to fixing up intermediate points on the line is called :
(ಹಿ) Line ranger (8) Ranging road (€) Open cross staff (D) Offset rod

Hydraulic ram is a pump which works :
(A} जा the principle of water hammer
(B) on the principle of centrifugal action
(೮) principle of reciprocating action

(12) direct action

When a water table is within the root zone depth and is determined to the plant life, the land
is said to be :

(ക) basin flooding (18) water logged (ल) ஸா nourished (D) super saturated

The best pipe for water mains for long life is :

(ക) ട്രി (8) cement concrete (9) வலய (D) asbestos cement
The best system of a railway highway crossing is : ⋅∎
(A) level crossing (8) road over rail track

)© road under rail track (D) 0001 road over and under bridges

The process of taking out stones from natural rock is -

(ಗಿ) dressing (18) seasoning ‏تا‎ quarrying (D) pitching

If the higher values are outside, series of closed contours on a plane indicate a;

{A) hill (B) depression (©) விள (11) ndge

The surface of a still lake is an example of :

(ക) Horizontal surface (8) Datum surface
(C) ‏ادها‎ surface (D) Horizontal plane
11 187/2015

ہک