Question28:-The unit of measurement of plastering is in
A:-metres
B:-cum
ടന്ന
D:-ton
Correct Answer:- Option-C
Question29:-The major ingredient of cement is
A:-Silica
B:-Alumina
C:-Iron oxide
D:-Lime
Correct Answer:- Option-D
Question30:-Priming is not required in
A:-Reciprocating Pumps
B:-Centrifugal Pumps
C:-Dynamic Pressure Pumps
D:-Hand Pumps
Correct Answer:- Option-A
Question31:-A portion of embankment having a uniform up gradient of 1 in 500 is circular with a radius of 1000 m of the
centre line. It subtends 180° at the centre. If the height of the embankment is 1 m at the lower end and side slopeis 2: 1,
the earth work involved is
#:- 26,000 पाल (3
B:-'26,500 m~(3)"
27,000 5௫)
0:-` 27.500 71^{3}`
Correct Answer:- Option-D
Question32:-The optimum depth for Kov watering of rice is
A:-135 mm
B:-165 mm
C:-190 mm
D:-215 mm
Correct Answer:- Option-C
Question33:-The expected out tum of 2.5 cm cement concrete flooring per mason per day is
A:-2.5 sq.m.
8:-5 ௩
C:-7.5 ऽपी.
D:-10 sq.m.
Correct Answer:- Option-C
Question34:-A circle will appear as on an isometric drawing.
56
B:-Circle
C:-Cycloid
D:-Parabola
Correct Answer:- Option-A
Question35:-Lami's theorem is applicable only for
A:-Coplanar forces
B:-Non-concurrent forces
C:-Coplanar and concurrent forces
D:-None of these
Correct Answer:- Option-C
Question36:-Slate is formed by the metamorphic action on
A:-Shale
B:-Lime stone
C:-Sand stone
D:-Granite
Correct Answer:- Option-A
Question37:-The number of bricks per cubic meter of brick masonry is
A:-400
B:-450