52.

53.

54.

56.

57.

58.

59.

By which simple equation the hydrologic cycle may be expressed?
(A) Precipitation = Evaporation — Run off
(B) Evaporation = Precipitation + Run off
(ಲ) Run off = Precipitation + Evaporation
(D) Precipitation = Evaporation + Run off

Which among the following is a functional relation connecting the value of specific gravity,
voids ratio, water content and degree of saturation?

ശു ഭട ७ °
ടാ ∣ சல
ര ഭട ० ०-&

What is an impermeable formation which contain water but are not capable of transmitting
or supplying a sufficient quantity?

(ಗ) aquifer (B) aquifuge
(C) perched aquifer (D) aquiclude
Coefficient of permeability is inversely proportional to which of the following?
(ಡಿ) viscosity (B) effective diameter
(C) unit weight of water (D) void ratio

If an auditorium has a total surface area of plaster, floor, curtains and seats equal to 160 m?
and volume of auditorium is 5000 m3, what is time of reverberation in seconds according to
Sabin's equation?

(A) 3.2 seconds (B) 5.12 seconds

(C) 5 seconds (D) 8 seconds

According to Indian Standards, specific gravity of soil is the ratio of unit weight of solids to
that of water at a temperature of :

ಯ) 4°C തു - 27°C .,

0 0 യ) 36%

What is the term used for the degree of disturbance of undisturbed clay sample due to
remoulding expressed as ratio of unconfined compression strength in undisturbed state to
that in remoulded state, without change in water content?

(ക) sensitivity (ए) thixotropy

(€) collapse potential (D) coefficient of structural collapse

Which among the following is also known as rolled steel joist? ;
(^) rolled steel T section (B) rolled steel channel section
(©) rolled steel I section (D) rolled steel angle section

9 130/2015
- [P.T.O.]