36.

37.

38.

39.

40.

41.

42,

49.

If Ca = coefficient of discharge, Cy = coefficient of velocity and Ce = coefficient വ contraction,
then which of the following statement is correct?

வ டட அட்டு டு

(0 = 4.46; (D) None of these

Which of the following will have a plasticity index 20?
(4) sand (B) clay
(©) silt (D) compacted sand ۴

What is a protective barrier constructed to enclose harbours, and to keep the harbour waters
undisturbed by the effect of heavy and strong seas?

(4) entrance lock (8) dock

(0 518 (D) break water

Determine the total pressure on a circular plate of area of cross section 1 m? which is placed
vertically in water in such a way that the centre of the plate is 1 m below the free surface of
water.

(ஐ 981N @) 981N `

(© 9810 पि യ 7

Among which of the following tests conducted for measurement of shear strength of soil, no
excess pore pressure is set up at any stage of the test?

(A) drained test (8) ‏0٤0‎

(C) consolidated undrained test (D) quick test

Which of the following laws gives the diameter of a sphere which will settle at a specific
terminal velocity?

(ಯ). Darcy’s Law 7 (B) Stoke’s Law

(C), Hooke's Law (D) Gay— Lussac’s Law

What is meant by optimum water content?
(ಡಿ) യല ലേ corresponding to maximum dry density
(B) water content corresponding to zero air voids
(C) water content corresponding to minimum dry density
(D) water content corresponding to field density

What is the function of a fish ‏7ل‎
‎(A) (© fixing rails to sleepers (B) for fastening chairs to sleepers
(0) for fixing 77೧೧0೧1: 81060678 10 7೩11 (D) to hold two rails together

Which among the following is pressure on a fluid below atmospheric pressure?
(ಗಿ) absolute pressure (B) gauge pressure
(C) vacuum pressure (D) none of these

7 130/2015
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